Snow In Attic

1 2 deep in a 5 5 area on a plywood floor.

Snow in attic.

Attic snow can accumulate when the wind conditions are just right and you have ridge vents. It was just minor snow accumulation of approx. The snow then melted from the heat of the home soaked through the insulation and then into the ceiling drywall. Unbeknownst to me several inches of snow accumulated on top of the insulation.

2 if the roof vents are replaced with ridge vents and the gable vents are left in place the potential for short. Its been very cold in connecticut and guess it blew up throught the ridge vent during a windy day. I had this problem once on a customers house during a light flakey snowfall and just the right drift of wind. Another thought is to check if you also have gable vents on the attic which may be acting as exhaust and letting the louvers act as intake vents allowing snow in the attic.

Obviously snow is no good in the attic as it will eventually melt causing damage and possibly mold over time. I use the snow on the roof as an indicator of where heat is building up in the attic. It wasn t until 3 days later when the sun came out heated the attic and melted the snow that i had a problem. Snow in attic from ridge vent.

The snow in the attic was an anomoly because of the very strong winds during the whole snowfall. It could be that snow is getting i. If the eaves are melting off quicker it s usually because no cold air is being drawn through the soffit vents and heat can rise from the living space through the hardest part to insulate above the top plate. Snow in attic 1 some ridge vents will allow snow to blow into the attic through the ridge vent due to their design while others are.

Have the honeycomb type ridge vent. The snow storm we had was unusual for this area and it caused unique situations such as snow blocked plumbing vents covered up furnace flues major ice damming and a few roof collapses. A vapor barrier between the ceiling below the attic and the blown in insulation would have been a good idea but it s a little late for that now. The snow probably blew in through the gable vent during the storm a couple weeks ago.

If you aren t normally getting moisture in the attic it s fine just scoop it out as best you can. A few of the attics had vents installed improperly causing some of the exhaust vents to act as intake vents sucking in the snow. Due to the direction of the wind and the orientation of our home the wind blew snow into the attic through the louvers of the gable vents.