Old Felt Roof

Check to ensure the roof is in good enough condition to walk over.

Old felt roof.

This is done to ensure a flat surface for the roof felt. Pull out nails that are holding felt to the roof using the sharp end of a claw hammer. Lay down felt and secure to roof. It s created by saturating paper or fiberglass mat with asphalt.

The roofing felt is meant to be put down first and then covered with a layer of shingles or rolled roofing as the felt will not hold up to the weather on its own. Grab loose pieces of felt and pull them off the roof with your hands. Remove old felt from the roof with your hands and a putty knife. Metre felt roof with fibre glass.

Actually i attended a roof seminar 10 yrs ago or so and they stressed removing the old felt their theory was the old felt acts like a dry sponge and removes the good properties from the new application. Felt roofing underlayment is one of the oldest types of roofing underlayment. You will be looking for any decking that has rotted or bowed. Apply pressure and chisel away at it until it comes loose.

Never apply roof felt to a surface layer that is wet or damp it could lead to warping of the decking below or even to the rotting of the shed roof. No 15 felt and no. Felt roofing underlayment is typically available in two types. Item 656632 model 0903000.

Repair anything that needs repairing. Im not sure i buy into this thinking the whole way. These pieces should be replaced. If you need to replace any boards be sure to coat them with a preservative.

The rolled roofing is the same material as asphalt shingles but in a long roll rather than cut into rectangles. Including removal of old felt and failed decking installation of 100 mm celotext between ceiling rafters new deck in 22mm osb3 and the glass fibre covering. It does act to prevent leaks though as it seals around the nails. For pieces that aren t coming loose press a putty knife underneath it.

Also strip any old felt that may already exist. Also you will need to remove any old felt on the roof as well as any nails or roof staples. 4 or 5 years ago it cost us 6k ish for a 13 x 4 m 52 sq m flat roof in fibre glass. Gaf shingle mate 36 in x 144 ft 400 sq ft felt roof underlayment.

If you already have felt on the roof remove it along with any excess nails.