DESCRIPTION
DuraVent® FasNSeal® Appliance Adapter, Universal, 4 in Diameter, Stainless Steel
FEATURES
AL29-4C® is an ideal choice for resisting deleterious effects of corrosive condensates created by partially or fully condensing natural gas and propane fired heating appliancesFas
* NSeal® must be sized according to the heating appliance manufacturers instructions, NFPA 211, NFPA 54 and any other relevant local building codes and regulationsFor AL29-4C® stainless steel venting