MXS – Gain and Gate Guide Heater

The Caloritech™ MXS Gain and Gate Guide Heaters are specifically designed to prevent ice build-up on sluice gate guides or bodies. The heater is usually installed in a vertical well or duct of round or square cross section having a round nozzle at the top for fastening. Heating elements are silver brazed into a water tight terminal housing having recessed base for mounting. Unlike open wire heaters with ceramic supports, MXS heaters can be coiled to a six foot diameter to facilitate shipping and handling.

CXF – Flange Heater (Incoloy® Sheath, Low/Medium Density) Suitable for heating oils, gases & mild corrosives

Caloritech™ CXF Flange Heaters are used primarily for heating applications involving oils, gases and mildly corrosive liquids. They are constructed of incoloy® sheathed elements silver brazed to a steel flange, similar to the CXI Flange Heater. However, the CXF model is lower density and more suitable for stagnant or heavy oils, or for high temperature, low flow gas heating.

Power & Control Electrical Panels

Power and control panels are designed and manufactured to control electric heaters in modulating and on/off control modes, in order to achieve the power and heat input requirements for the application. Our panels include all the electrical features and protections required to safely operate electrical heaters in a nuclear power installations.

Unit Heaters

Our electric space heaters are designed and manufactured to comply with the most stringent requirements in a nuclear power plant installation. CCI Thermal Technologies has a standard and custom line of products that support space heating requirements for environmental or process heating. Unit heaters have a specify application in environmental room temperature control.

Duct Heaters

Duct heaters are specifically designed to match the customer specifications and they are qualified and tested to meet the most demanding requirements. Duct heaters are commonly used to heat air and/or gas process streams in process heating or environmental room applications. Applications include: humidity control, machinery pre-heating, HVAC comfort heating.

Circulation Heaters

Circulation heaters are the equivalent to tube and shell heat exchangers with the particular feature that the core bundle is manufactured with electric tubular heating elements. Circulation heaters are used in applications where a process stream needs to be heated to a finely controlled set-point. Typical applications include: air/gas superheating, oil pre-heating, steam superheating, fuel pre-heating and others. Circulation heaters are designed and manufactured in accordance with ASME Section III, Class 1, 2 or 3 and stamped N according to code requirements. Immersion heaters also are designed and manufactured under ASME Section VIII, Div 1 for non nuclear code applications.

Immersion Heaters

Electric immersion heaters are commonly used in tank and pressure vessel heating applications, where there is a requirement to maintain liquid temperature to a certain controlled set point. Typical applications include: antifreeze protection on refueling water storage tanks, oil tanks, fuel-oil tanks, diesel tanks, water tanks, vaporizing vessels and others. Immersion heaters are designed and manufactured in accordance with ASME Section III, Class 1, 2 or 3 and stamped NPT according to code requirements. Immersion heaters also are designed and manufactured under ASME Section VIII, Div. 1 for non nuclear code applications.

Pressurizer Heaters

Electric pressurizer heaters are used to control the pressure in the pressurizer vessel of PWR and PHWR reactors. These heaters are directly installed in the pressurizer vessel and they are electrically powered to provide the heat input required to maintain pressure control during transient conditions. The pressurizer heaters are designed and manufactured in accordance with ASME Section III, Class 1 and stamped NPT according to Code requirements.

HX – Straight Unfinned Tubular Heater (Calrod® type*)

The Caloritech™ HX Straight Unfinned Tubular Heater (Calrod® type*) can be used in most heating applications that require process heating temperatures up to 750°C (1382°F). These tubular elements can be clamped, immersed, cast into metal or spaced away from the work as radiant heaters. They can also be positioned in ducts or vessels for heating air and other gases. All Caloritech™ tubular heater styles offer a selection of sheath diameters and material options, including copper, steel, stainless steel and incoloy®.

IX – Formed Unfinned Tubular Heater (Calrod® type*)

The Caloritech™ IX Formed Unfinned Tubular Heater (Calrod® type*) can be used in most heating applications that require process heating temperatures up to 750°C (1382°F). These tubular elements can be clamped, immersed, cast into metal or spaced away from the work as radiant heaters. They can also be positioned in ducts or vessels for heating air and other gases. These units can be factory formed into virtually any shape, and inside bending diameters as small as one element diameter are sometimes possible. All Caloritech™ tubular heater styles offer a selection of sheath diameters and material options, including copper, steel, stainless steel and incoloy®.

KX – Finned Tubular Heater (Calrod® type*)

The Caloritech™ KX Finned Tubular Heater (Calrod® type*) is typically manufactured to custom specifications based on the customer application, where steel fins are spirally wound over a heating element and then metallurgically bonded by furnace brazing, leaving negligable thermal resistance at the joint. They are normally used for forced convection heating applications with outlet air temperatures up to 300°C (572°F), such as forced circulation, air or gas heating systems like ducts, fan forced electric heaters, recirculating ovens and loading resistors. Finned tubular heaters offer distinct advantages over open coil heaters, including minimized risk of fire or electrical shock, longer service life and less overall required maintenance.

SS – Strip Heater (Terminals at One End)

The Caloritech™ SS Strip Heater with terminals at one end is a versatile and economical heating source typically used across a wide range of applications, including surface heating (platens, dies, molds, tanks, piping); process air heating (drying cabinets, ovens, baking ovens, vacuum dehydrating ovens, moisture protection for motors); dropping resistors for line applications in railroads and load banks; winterizing (hoppers, conveyors, ducts, car heating, thawing); original equipment (air conditioning, laboratory equipment, food packaging, ovens, presses, drying equipment).

SD – Strip Heater (Terminals at Each End)

The Caloritech™ SD Strip Heater with terminals at each end is a versatile and economical heating source typically used across a wide range of applications, including surface heating (platens, dies, molds, tanks, piping); process air heating (drying cabinets, ovens, baking ovens, vacuum dehydrating ovens, moisture protection for motors); dropping resistors for line applications in railroads and load banks; winterizing (hoppers, conveyors, ducts, car heating, thawing); original equipment (air conditioning, laboratory equipment, food packaging, ovens, presses, drying equipment).

FS – Finned Strip Heater

The Caloritech™ FS Finned Strip Heater is a versatile and economical heating source typically used across a wide range of applications, including surface heating (platens, dies, molds, tanks, piping); process air heating (drying cabinets, ovens, baking ovens, vacuum dehydrating ovens, moisture protection for motors); dropping resistors for line applications in railroads and load banks; winterizing (hoppers, conveyors, ducts, car heating, thawing); original equipment (air conditioning, laboratory equipment, food packaging, ovens, presses, drying equipment). The fins improve heat transfer in free or forced air heating applications.

PGH – Pilot Gas Heater

The Caloritech™ PGH - Pilot Gas Heater is specifically designed to heat the pilot tube gas stream of an automatic pressure reducing valve. It combines a high efficiency aluminum casting with a digital temperature controller to maintain the pilot tube gas stream temperature regardless of the gas flow rate. The precise temperature control of this heater prevents damage to valve seals caused by freezing of entrained moisture while maintaining a temperature low enough to prevent damage by overheating.

MC – Cast-In Immersion Heater

The Caloritech™ MC Cast-In Immersion Heater is used for melting soft metals such as solder, tin, lead and babbitt at temperatures up to 510°C (950°F). The standard units are available in three styles to accommodate a range of installations: over-the-side, through-the-bottom and through-the-side. Custom designed units are also available for specialized applications, such as non-standard single phase and three phase metal melting heaters, heating plates, heat storage systems and corrosive fluid heaters. Large diameter, heavy wall steel element, Iron casting, General purpose terminal box, Rated up to 3 kW at 120V and 10 kW at 240V; two 240V heaters rated 2 kW and above can be connected in series to a 480 volt supply, Watt densities available at 30 W/in2, 14 W/in2 and 20 W/in2 (through-the-bottom model only), The through-the-side and through-the-bottom models supplied with a non-asbestos, high temperature gasket.

HPH – Hot Plate Heater (Industrial Heavy-Duty)

The Caloritech™ HPH Industrial Heavy-Duty Hot Plate Heater is designed for heavy-duty use in industrial environments. The unit consists of a robust Caloritech™ heating element pressed into a groove on the underside of an aluminum heating plate to provide efficient heat transfer and uniform surface termperatures. The element is end sealed to resist moisture and contamination during use. Typical applications include heating viscous liquids or holding the temperature of cleaning solutions, glues, waxes or epoxies during use. 10" (254 mm) plate diameter designed to nest under a 20 L pail, optimizing contact of the heating surface with the pail, Rated at 120V 1200 W for plug-in to a standard 15 amp grounded wall receptacle, 8 ft (2400 mm) cord facilitates placement, Adjustable range thermostat from 10°C to 120°C (50°F to 250°F) senses plate temperature; built-in pilot light goes off after plate temperature reaches the set point, Unit weight of 10 lbs (4.5 kg)

D – Drum Heater

The Caloritech™ D Drum Heater is a portable lightweight heat source designed for standard 5, 25 or 45 gallon drums but versatile enough for use on any similar sized vessel where quick adjustable heating is required. Please note that these heaters are not intended for use on pressure tight containers or in hazardous environments. Constructed from rust-resistant aluminized steel, available in standard voltages of 120V or 240V, standard wattages range from 1500W to 3000W, low maintenance, easy installation, built-in thermostat, heavy-duty cord and plug, CSA certified

MH – Mitosis Cartridge / Specialty Tubular Heater

The Caloritech™ MH Mitosis Cartridge/Specialty Tubular Heaters are custom designed to meet special process conditions and withstand much higher operating temperatures than conventional tubular heaters. Common applications include insertion into machined holes to heat dyes and platens, high temperature furnaces, simulated fuel elements for nuclear reactors, pressurizer heaters, dryout heaters in large generators and multizone heating. Available in three configurations: two, four or six terminals at one end with the opposite end hermetically sealed; two, four or six terminals at one end with the opposite end not hermetically sealed; three or four terminals at each end Mitosis shape subject to variation depending on specific heater requirements that determine the number and size of individual "cells" Achieves excellent service life at process temperatures up to 875°C (1600°F)

C – Cartridge Heater

The Caloritech™ C Cartidge Heater represents the highest commercial grade of heater available on the market today. They feature high grade nickel chromium resistance wire uniformly wound on a premium quality MgO core and welded to termination points; the core is then carefully centered in a compacted and MgO-filled high temperature 321 stainless steel casing, and stranded leads with silicon-impregnated mica glass insulation are fixed to the termination points. These heaters offer a convenient and efficient means of heating metal dies, platens, molds, heat sealing tools, hot plates and more. Most units can also be fitted with threaded bushings for liquid heating applications.

FV – Calvane Heater

The Caloritech™ FV Calvane™ Heater is a compact, lightweight and economical electrical heating source that features durable Calrod® type* construction for easy, efficient installation and long life. These heaters are used primarily in natural and forced convection heating applications, such as aircraft and transit car comfort heating. They are ideal for installations that require size and weight control, where heater sheath temperatures below 316°C (600°F) can be maintained. Available in three configurations to satisfy a range of installation requirements: plain fins for field modification to accommodate user installed hardware; with holes/slots in the fins; and mounted on back plates Patented Calvane™ heating element with aluminum sheath and integrally extruded fins for an extended heat transfer surface

IXS – Bolt Heater ( Stud Heater )

The Caloritech™ IXS Bolt Heater (Stud Heater) is designed for insertion into large hollow studs. When energized, the heater is intended to expand the length of the stud to facilitate wrench tightening of the nut. These heaters are generally used in pairs or sets to achieve uniform bolt tension. Typical applications include assembly and disassembly of turbines, engine heads, dies, cylinders and large flanged connections. It should be noted that although the heaters are of premium quality, the elevated element sheath temperatures experienced in these applications can result in relatively brief heater life. However, limiting heater "on" time during a heating cycle to the minimum required can prolong service life.

TBW – Band Heater (Tubular – 5” Width)

The Caloritech™ Tubular Band Heater (Calrod® type*, 127 mm Width) is designed for highly concentrated heating applications, such as clamping on to extruder barrels, nozzles, pipes or vessels. Multiple TBW heaters can be mounted side by side and wrapped with high temperature insulation to further improve efficiency. The unit consists of two tension bolts and two double hairpin heating elements held in place by a stainless steel band with a threaded swivel type clamping device.

TBH – Band Heater (Tubular : 2″ width)

The Caloritech™ Tubular Band Heater (Calrod® type*, 2" Width (51 mm)) is designed for highly concentrated heating applications, such as clamping on to extruder barrels, nozzles, pipes or vessels. Multiple TBH heaters can be mounted side by side and wrapped with high temperature insulation to further improve efficiency. The unit consists of two heating elements held in place by a stainless steel band with a threaded swivel type clamping device.

BC – Band Heater

The Caloritech™ BC Band Heater is an aluminized steel strip heater formed to a semicircle. A spring at the terminal end keeps the heater halves in contact with the barrel and compensates for thermal expansion. The other end is fastened by a captive chrome plated allen screw for ease of installation. These heaters are typically used to heat the barrels of plastic injection and extrusion machines, kettles, pipes and other cylinders. Designed for 240V operation; insulated for 600V Two band heaters can be connected to accommodate a 480V supply 1.5" +/- 0.0156" (38 mm +/- 0.39624 mm) wide; 0.375" +/- 0.0156" (9.5 mm +/- 0.39624 mm) thick Standard diameters available from 5" to 20" (127 mm to 508 mm) Outputs from 580 W to 3 kW

XTK-12 – Thermostat Installation Kit (Process Heating Applications)

The Norseman™ XTK facilitates field installation of a thermostat into other x-Max® based products, such as the Norseman™ XB Explosion-Proof Convection Heater. These products may then be stocked standard without thermostats and customer can get a kit supplied when required. The XTK-12 model for process heating applications has a temperature range of 10°C to 120°C (50°F to 250°F).

XTB-12 – Explosion-Proof Remote Sensing Thermostat (Process Heating Applications)

The Norseman™ XTB Explosion-Proof Thermostat is designed for remote sensing and control applications in hazardous locations where explosive substances may be present, such as air, ducts, pipes or tanks. The XTB-12 model for process heating applications has a temperature range of 10°C to 120°C (50°F to 250°F). All thermostats in the XT series use the patented x-Max® terminal housing with the unique track and trolley wiring to provide maximum durability, safety, convenience and ease of use.

XTWL – Explosion-Proof Liquid Sensing Thermostat

The Norseman™ XTWL Explosion-Proof Liquid Sensing Thermostat is designed for liquid temperature sensing and control in hazardous locations where explosive substances may be present, such as pipes or tanks. All thermostats in the XT series use the patented x-Max® terminal housing with the unique track and trolley wiring to provide maximum durability, safety, convenience and ease of use.

XTWA-12 – Explosion-Proof Air Sensing Thermostat (Process Heating Applications)

The Norseman™ XTWA Explosion-Proof Air Sensing Thermostat is designed for air temperature sensing and control in hazardous locations where explosive substances may be present. The XTWA-12 model for process heating applications has a temperature range of 10°C to 120°C (50°F to 250°F). All thermostats in the XT series use the patented x-Max® terminal housing with the unique track and trolley wiring to provide maximum durability, safety, convenience and ease of use.

XTK-04 – Thermostat Installation Kit (Space Heating Applications)

The Norseman™ XTK facilitates field installation of a thermostat into other x-Max® based products, such as the Norseman™ XB Explosion-Proof Convection Heater. These products may then be stocked standard without thermostats and customer can get a kit supplied when required. The XTK-04 model for space heating applications has a temperature range of -18°C to 40°C (0°F to 100°F).

XTB-04 – Explosion-Proof Remote Sensing Thermostat

The Norseman™ XTB Explosion-Proof Thermostat is designed for remote sensing and control applications in hazardous locations where explosive substances may be present, such as air, ducts, pipes or tanks. The XTB-04 model for space heating applications has a temperature range of -18°C to 40°C (0°F to 100°F). All thermostats in the XT series use the patented x-Max® terminal housing with the unique track and trolley wiring to provide maximum durability, safety, convenience and ease of use.

XTWA – Explosion-Proof Air Sensing Thermostat

The Norseman™ XTWA Explosion-Proof Air Sensing Thermostat is designed for air temperature sensing and control in hazardous locations where explosive substances may be present. The XTWA-04 model for space heating applications has a temperature range of -18°C to 40°C (0°F to 100°F). All thermostats in the XT series use the patented x-Max® terminal housing with the unique track and trolley wiring to provide maximum durability, safety, convenience and ease of use.

XGB – Explosion-Proof Forced Air Unit Heater

The Norseman™ XGB Explosion-Proof Forced Air Unit Heater is specifically designed for heating industrial spaces where potentially explosive substances may be present, such as water and sewage treatment plants, oil refineries, compressor stations, pulp and paper mills, paint storage booths, cement plants, mines, and marine/offshore areas. These heaters will accommodate your requirements with flexibility and ease of maintenance, even under the toughest conditions.

XB- Explosion Proof Natural Convection Heater

The Norseman™ XB Explosion-Proof Natural Convection Heater is designed for heating applications where explosive substances may be present, such as control cabinets and small enclosures, storage rooms for paints and cleaners, grain elevators, flour mills, spray booths, gas plants, pump houses, oil platforms, cleaning and dyeing plants, and marine/offshore areas. This safe and reliable heater offers a state of the art design, featuring CCI Thermal's unique copper-free aluminum extruded converter and patented x-Max® terminal housing.

AC-VH – Vent Hood Assembly

This venting system is intended for use with Cata-Dyne™ heaters to vent the by-products of a catalytic reaction (carbon dioxide and water vapour) outside the building where the heater is in use. Each assembly consists of an exhaust hood, a 30" long vent pipe, an elbow, flashing and a snowcap.

AC-TC – Thermostatic Temperature Control Valve

This unit is designed with a bulb and capillary assembly that automatically regulates the fuel flow to the Cata-Dyne™ heater. The sensing bulb is filled with temperature sensitive liquid, which responds to changes in temperature by expanding or contracting. This modulates the flow of fuel from 100% when heat is required to approximately 30% when the thermostat is satisfied. This unit is typically used to control building temperature for spot and space heating applications.

ASV-NT – Tamper-Proof Safety Shut-off Valve

This safety shut-off valve works in conjunction with a thermocouple to monitor the catalytic reaction in the Cata-Dyne™ heater and ensure it is well established before the fuel supply remains on unattended. It is also designed to shut off the gas supply to the heater automatically if the thermocouple senses that the catalyst has dropped below the activation temperature. The ASV-NT model includes an additional tamper-resistant design to prevent mechanical attempts to fix the valve open and override the valve's safety features.

SF-1 – Stratafan ™ Forced Convection Fan for Infrared Heaters

The Stratafan™ enhances the space heating performance of our industry-leading Cata-Dyne™ Infrared Gas Catalytic Heaters by adding forced convection capabilities, promoting uniform heat distribution in enclosed areas, and reducing temperature stratification and ventilation dead spots. Immediate benefits of using a Stratafan with your Cata-Dyne™ heater include higher overall air temperature, lower humidity levels, and reduced condensation/ice build-up. A unique combination of technical ingenuity and simple construction offer a rugged unit with long service life. The Stratafan™ is compatible with Cata-Dyne™ heaters of any size using our selection of mounting kits.

AC-G – Saftey Shut-Off Valve (with Thermostat, Mertick)

The multi-function valve works in conjunction with a thermocouple to monitor the catalytic reaction in the Cata-Dyne™ heater to ensure it is well established before the fuel supply remains on unattended. It is also designed to shut off the gas supply to the heater automatically if the thermocouple senses that the catalyst has dropped below the activation temperature. This unit functions as a non-electric combination of a safety shut-off valve and a thermostat control.

ASV – Safety Shut-Off Valve

The safety shut-off valve works in conjunction with a thermocouple to monitor the catalytic reaction in the Cata-Dyne™ heater and ensure it is well established before the fuel supply remains on unattended. It is also designed to shut off the gas supply to the heater automatically if the thermocouple senses that the catalyst has dropped below the activation temperature.

AC-SN – Protection Grills

Protection grills affixed to Cata-Dyne™ heaters are installed to protect personnel and objects from coming into direct contact with the face of the heater. They are available in two styles: Strap-On and Snap-On. Strap-On grills are bolted to the heater box with straps, whereas Snap-On grills snap on to the bezel of the heater for quick and easy installation without the need for tools or hardware.

AC-R – Gas Pressure Regulator

The Cata-Dyne™ line of Gas Pressure Regulators are designed to provide precise control of gas or propane flow, and are part of the piping system connected to the Cata-Dyne™ heaters. There are three types of regulators available, suitable for different applications. The Appliance Regulator controls the manifold pressure on Cata-Dyne™ heaters fuelled by natural gas. The Service or Low Pressure Regulator works with all Cata-Dyne™ heater models operating on LPG or natural gas. It serves as a natural gas low pressure line regulator when used in conjunction with the gas appliance regulator. The High Pressure Regulator has a similar function to the Low Pressure, but features much higher maximum inlet and outlet pressures, and is installed upstream of any other regulators provided.

FLODRI – FLO-DRI Series Compressed Gas Scrubbing Systems

FLO-DRI Series Compressed Gas Scrubbing Systems are designed for gas conditioning of fuel gas from natural gas wells at the point of use to remove aerosols, contaminants, H2S, moisture, oil and solids. This process eliminates the costly down time associated with instrument and catalytic heater failure caused by the presence of these substances. The system is engineered for long life, featuring easy cartridge change out, low pressure drop, low maintenance and low cost operation.

IGP – Instrument Gas Preheater

The Cata-Dyne™ Catalytic Heater Enclosure Packages use radiant heat to prevent freezing and hydrate formations found in natural gas pipeline pressure reduction locations, natural gas metering, measuring and valves. The heart of the Cata-DyneTM heater enclosure assembly is the industry standard Cata-DyneTM WX, BX and WXS gas catalytic heater.
The Cata-DyneTM WX, BX and WXS brings trademark quality, durability and performance to provide the most consistently reliable radiant heat source available. Mounted within a self contained stainless steel enclosure, heater locations are strategically positioned to apply direct infrared heat to meters, valves and controls.

BX Series – Infrared

'G' SERIES Catalytic Pad -NON HAZARDOUS AREAS The Cata-Dyne™ BX Series infrared gas catalytic heater with 'G' Series catalytic pad is designed for use in non-hazardous heating applications such as infrared drying and curing ovens. It is fitted with a patented high temperature catalyst pad, operates on either natural or propane fuel and is available in a wide variety of cabinet sizes.
'X' SERIES Catalytic Pad - HAZARDOUS AREAS (Only sold in the USA) BX Series heaters are used in many different applications that involve spot or space heating where hazardous materials may be present.

WX Series – Explosion-Proof Infrared Gas Catalytic Heater (standard unit)

The Cata-Dyne™ WX Series infrared gas catalytic explosion-proof heaters are the industry standard for hazardous location heating needs. They are available in over twenty, three-inch depth cabinet sizes, with gas, electrical and accessory connections on the back side of the heater.These are the heaters of choice for many of our customers who have come to trust their reliability.

WXS Series – Explosion-Proof Gas Catalytic Heater (slim line)

The Cata-Dyne™ WXS Series "Slim Line" explosion-proof catalytic heater is everything our WX Series heater has become renowned for with the added feature of a more compact 1 ½” (38 mm) thick stainless steel cabinet. This design versatility allows it to be used in both traditional installations and in compact enclosures for valves, regulators and instrumentation.

MLH – Micro Line Heater

The Cata-Dyne™ Micro Line Heater prevents equipment freezing and possible hydrate formation during pressure reduction at natural gas regulating sites. The Micro Line Heater heats the gas stream using infrared radiant heat transfer from Cata-Dyne™ WX heaters. The Cata-Dyne™ Micro Line Heater’s use of direct infrared heat transfer results in an environmentally favorable installation free of burners, heat transfer fluids and noise. High field maintenance and operating costs are all eliminated by the Cata-Dyne™ Micro Line Heater. Custom engineered units for non-standard applications are available.

CHS – Heating Package

The Cata-Dyne™ CHS Series Heating Package is the industry standard for space and spot heating applications where flammable gases, vapours or liquids may be present. Equipped with explosion-proof infrared heaters, this package comes standard or custom designed to meet any unique application. The Cata-Dyne™ infrared heaters are controlled either manually or with an integrated hazardous locations control panel.

LH – Line Heater

The Cata-Dyne™ LH Line Heater prevents equipment freezing and possible hydrate formation during pressure reduction at natural gas regulating sites. The Cata-Dyne™ Line Heater heats the gas stream using infrared radiant heat transfer, eliminating the use of burners, glycol fluid and high maintenance heat exchange systems. It is also used to condition fuel gas for natural gas fired turbines or engines, and for heating of gas and diluent streams in a variety of process applications. Custom engineered units for non-standard applications are available. As a subset to custom engineered units, only CCI Thermal offers a Catalytic/Electric Hybrid Line Heater. A secondary electric gas circulation heater augments the capabilities of the base catalytic line heater providing enhanced responsiveness to gas flow transients and deeper turn-down capabilities.