DIY Home Improvement Forum banner

tag3

  1. attic venting

    Roofing/Siding
    Since installing a high eff. furnace, I get ice on the attic ceiling in very cold weather where the interior bath fans exit into a roof vent, not thru the roof. Icicles form and then melt when the sun comes out, causing ceiling leaks in the bathrooms and wet insulation. How do I resolve this...
Top