Selkirk Wall Thimble

Adjusts 4-1/8″ to 7″ to fit wall thickness. Round Type B gas vent. When installed according to manufacturer specifications the wall thimble provides the required 1 inch air space to combustibles. Tested and listed per UL-441 for installation as type “B” and B-W gas vents to be installed in single and multi-story buildings.

Order Processing: After your payment is authorized and verified, we will start processing your order and this process can take from 1 to 2 business days, so please be patient with us. If we are unable to process your order due to inaccurate or incomplete payment or incorrect address information, your order processing may be delayed.

Carrier: UPS/FedEx/USPS. Delivery Timescale: More than 90% of orders arrive in 10 business days after despatch.

FREE RETURNS on all orders!
The following conditions must be met:

1. Items must be returned within 30 days after the purchase date.
2. Items must be unworn, undamaged and in original packaging.