Sierra Flame by Amantii Venting for Langley Gas Fireplace Venting:Coupler Kit The Certification is based on

The Certification is based on the total point score achieved

Fireplace Base x 1

Dual-mode allows for low and high heat operation

In addition to the RF signal operation

Sierra Flame by Amantii Venting for Langley Gas Fireplace Venting:Coupler Kit The Certification is based onDESIGN INTEGRITY, QUALITY CRAFTSMANSHIP & ATTENTION TO DETAIL LANG TERM KIT "Termination Kit for 3 & 6 Vent. Includes: 1 x wall thimble, Horizontal Term vent & 2 of Flex" Size: 3 Inch Color: Black 1 wall thimble Horizontal termination 2 feet length of flexible vent pipe Horizontal termination for 3" and 6" venting Specifically built for venting of the Sierra Flame Langley series Note: Langley hard pipe installation requires + LANGTTRK ADP + DURA FLEX