HOW CHIMNEY FLUE LINERS CAN SAVE YOU TIME, STRESS, AND MONEY.

Laser welded seams lock gases and moisture inside of and also the liners keep perfectly spherical. The interior of your rigid liner is easy, providing you with a 20% superior draft for gas burning appliances in addition to a 15% greater draft for oil appliances. Rock-Rigid chimney liners are UL1777.Lifetime Transferable Guarantee - That includes th