4" (100mm) insulated flex duct for outside air - includes two 42" (1065mm) sections

Outside Kits for various Hearth & Home Technologies models including the following brands:

- Heat & Glo

- Heatilator

- Quadrafire

- Harmon

- Vermont Castings

- Majestic

- DutchWest

- Monessen

Product Brochure

Installation Manual

Technical Specifications

Warning for California Residents Only