DuraVent® FasNSeal® FSBS3 Bird Screen, 3 in W, For Use With FasNSeal® Special Gas Vent, Stainless Steel

FSBS3 MFG #: 300186

Features

FasNSeal® is manufactured from AL29-4C®, a superferritic stainless steel designed for extreme resistance to chloride ion pitting, crevice corrosion and stress corrosion cracking, as well as general corrosion in oxidizing and moderately reducing environments
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 appliances
FasNSeal® must be sized according to the heating appliance manufacturers instructions, NFPA 211, NFPA 54 and any other relevant local building codes and regulations
Use for 3 in and 4 in standard through-the-wall terminations
Check installation instructions for restrictions on horizontal terminations, such as minimum distance from windows and doors