HHT Gas Insert 14-1/2" Round Flashing Adapter Kit for Class A Wood-Burning Pipe

Convert Your Class A Chimney for Gas Inserts with a Secure, Professional Flashing Adapter

Upgrade your gas fireplace insert installation with the HHT 14-1/2" Round Flashing Adapter Kit, designed to integrate flex liner venting with existing Class A chimney systems.

Key Features

• Designed for gas insert installations using existing Class A wood-burning chimney pipe
• For use with flex liner kits when using Class A pipe
• Durable round flashing adapter plate for secure chimney connection
• Compatible with Hearth & Home Technologies' direct vent and insert venting systems
• Helps create a sealed, professional termination at the chimney top
• Simplifies the conversion of wood-burning chimneys for gas fireplace inserts

Product Features

Converts Class A Chimneys for Gas Inserts

This HHT flashing adapter kit allows installers to adapt an existing Class A wood-burning chimney pipe for use with a gas fireplace insert venting system, making chimney conversions simple and reliable.

Designed for Flex Liner Venting Systems

The adapter is specifically engineered for use with flex liner kits when using Class A pipe, ensuring proper termination and compatibility when installing a gas insert inside a masonry or factory-built chimney.

Durable Round Flashing Plate Construction

The 14-1/2" round flashing adapter provides a stable mounting surface at the chimney top, helping secure the termination assembly while maintaining proper vent alignment.

Secure Attachment to Chimney System

The adapter connects between the termination cap and the existing Class A chimney pipe using self-tapping screws, ensuring a strong and reliable installation. 

Designed for Professional Gas Insert Installations

This kit is commonly used by installers when converting wood-burning fireplaces to gas inserts, allowing proper vent routing through an existing chimney structure.

Compatible with HHT Venting Systems

Engineered by Hearth & Home Technologies, this adapter integrates with compatible direct vent kits and termination caps designed for gas fireplace insert installations.

Product Specifications

Installation Notes

• For use with flex liner kits when using Class A pipe.
• The adapter attaches to the termination cap and connects to the Class A chimney pipe with self-tapping screws. 
• Proper vent connections must be maintained between the exhaust and intake collars during installation to prevent combustion or exhaust hazards.