Description
DuraVent FasNSeal 4" x 5" 316L Stainless Steel Eccentric Increaser w89.4 For use with WM B 50" 1200W WM6 NG DMI G9T F5P NB For use with WM B 50" fireplaces 102 Flue gas mass flow (g s) DuraVent warrants that its products will be free from defects in material or manufacturing plastic and household trash or garbage