Catalytic Combustor - 1.875" x 6" x 3" - 3426

Catalytic Combustor - 1.875" x 6" x 3" - SKU: 3426

Fits the following models:
ARROW (HEATILATOR) 25/2500 Models - 2 Required (3426) AND 1 Required (3428)
ARROW (HEATILATOR) 55/5500 Models - 3 Required (3426)
HEATILATOR (ARROW) 25/2500 Models - 2 Required (3426) AND 1 Required (3428)
HEATILATOR (ARROW) 55/5500 Models - 3 Required (3426)
OREGON WOODSTOVE #1 Design and Model OS/1 - 3 Required (3426)

If you have some questions about Catalytic Combustors, please e-mail us at or call us at 1-888-418-0005.

A catalytic combustor is usually coated with palladium or another noble metal to withstand the harsh environment of heating applications. It causes much of the smoke to be burned instead of escaping via the flue or chimney/stove pipe unused.

We do our best to stock and ship parts in a timely manner. Unfortunately sometimes due to supply and demand it may take a couple of weeks to fill your order. If you have questions on stock please e-mail us before you order. Otherwise we will ship this item as fast as we can.

California residents please click on the link for information on Proposition 65 BEFORE purchasing.

Supply chain disruptions have greatly impacted inventory levels in our industry, as well as in many other organizations across the globe. We want to personally acknowledge these shifts in supply levels have affected our ability to surpass your expectations in many situations for prompt delivery of your order. Should you not be able to wait for supply delays, please contact us about stock levels before ordering. As always, we thank you for your business!