LIQUIDATION EVENT – Prices Below Cost!

Preparing for New 2026 Arrivals

Get ready for our 2026 arrivals with unbeatable deals! We’re clearing out inventory with sale prices below wholesale cost. Don’t miss your chance to grab premium products at rock-bottom prices.

Hurry – Sale Ends Thursday, 2/5!

Chimney Adapter - This product enables the installation of a chimney extension on a traditional outdoor wood boiler with an 8" chimney. This product is compatible with MANY Hawken and other brand model furnaces as follows:

Hawken model furnaces: HE-1100, HE-2100, HE-750, HE-1000, HE-2000, GH-750, GH-1000, GH-2000, GH-3000, GH-4000, GH-5000, BHS-100, and BHS-200. 

Other Model Furnaces: Please confirm the ID ("inside diameter") of your chimney is 8". If so, this adapter will fit.

Contact Outdoor Boiler Technical Support with any questions at the following link HERE.

This product will ship in up to 7 business days from the date of order.