AmeriVent B-Vent for gas fireplace is designed with a double wall metal pipe this is for insulation and safety, the inner pipe is designed to heat quickly, containing the warm flue gases inside, while keeping the outer pipe cool.
AmeriVent B-Vent for gas fireplace is designed with a double wall metal pipe this is for insulation and safety, the inner pipe is designed to heat quickly, containing the warm flue gases inside, while keeping the outer pipe cool.