Important Information

Graphic map of the 10 temperature zones in the USA.

When should you replace your catalyst?

Catalyts should be replaced after 12,000 hours of use.

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Graphic of a catalytic stove with a fire going.

Why should you use a catalyst?

Using a catalyst increases the efficieny of the stove, lengthens burn time, increases safety, and reduces air pollution.

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Steelcat logo which includes a graphic of a panther jumping up beside the word steelcat.

Advantages of SteelCat catalysts

SteelCat catalysts have a lower light-off temperature, recovers more usable heat, and decreases build-up of wood ash within the honeycomb cells.

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Graphic of the Condar Watchman catalytic monitor.

Protect your catalyst by using our Watchman electronic catalytic monitor

Using a catalytic thermometer helps you maintain and extend the life of your catalyst.

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Best Sellers

ceramic 6 x 2 inch combustor for Vermont Castings and Dutchwest stoves - includes extra gasket

6" diameter x 2" thick catalyst for Vermont Castings/Dutchwest stoves

Catalytic combustor for many Vermont Castings and Dutchwest stoves. SteelCat combustor upgrade available.

ceramic 2.5 x 13 x 1 inch combustor for flexburn 2-in-1 encore and defiant stoves

13" x 2.5" x 1" thick catalyst for Flexburn 2-in-1 Encore and Definant stoves

NEW catalytic combustor made just for the Flexburn 2-in-1 Encore and Defiant stoves.

ceramic 10.5 x 5 x 2 inch catalyst for Blaze King stoves - includes flange on the metal can

10.5" x 5" x 2" thick catalyst for Blaze King stoves

Catalytic combustor for some Blaze King model stoves. SteelCat combustor upgrade available.

steel 18 x 3.6 x 3 inch catalyst for fireplace xtrordinair stoves

18" x 3.6" x 3" thick steel catalyst for Fireplace Xtrordinair stoves

Steel catalytic combustor for some Fireplace Xtrordinair Elite stoves. Ceramic combustor also available.

ceramic 13 x 2.5 x 2 inch catalyst for vermont castings stoves

13" x 2.5" x 2" thick catalyst for Vermont Castings stoves

Catalytic combustor for some Vermont Castings (and other) stoves. SteelCat combustor upgrade available.

steel 9 x 7 x 2 inch combustor for Blaze King stoves

7" x 4" x 2" thick steel catalyst for Blaze King stoves

SteelCat catalytic combustor for some Blaze King stoves. Ceramic combustor also available.