Please Note: Questions & Answers shown below are samples from My Home Improvement markets throughout North America and do not necessarily reflect the opinions of local experts in any specific market.

3 Dimensional Shingles vs. Flat Regular Shingles
I need a new roof. It will require a complete tear off. The house is over 40 years old and therefore has the 1 x 8 roof boards with gaps. One roofer said it will need a 1/4'' osb overlay. Is this really needed? The other roofer says there is no cost difference...

Air Coming In Roof Gaps
I have a 1950s home. The roof on the house is only 4 years old but I noticed when I go up into the attic I can see a gap from where the bottom of where the roof ends to where walls begin. No moisture makes it in the house but I can feel the air come through there. Is...

Amount of Shingles Needed to Re-roof
We have a 24 x 48 manufactured home. How many bundles of composition shingles do we need?

Asphalt Shingles
Why are granules dropping off of my brand-new asphalt shingles?

Asphalt Shingles of Fiberglass Shingles?
Should I install asphalt based shingles or fiberglass based shingles on my house in the Toronto area. There seems to be some question whether fiberglass can stand up to the extreme cold and temperature difs....

Attaching a Patio Roof to a Two Story Vinyl Siding Home
I have a two story home with vinyl siding and I'd like to attach a roof on the back for a patio cover. What do I need to attach the roof to the siding? Do I have to cut the siding, or can I install flashing over the siding to attach the roof?

Attaching Deck to Flat Roof
I need to know the best way to attach a deck to a flat roof. The roof has a torch down"Bitumen maintenance free" rubberized membrane. I need to attach the new deck to the roof but I am afraid to puncture the rubberized membrane. Is there a proper way to do this?

Attic Needs to Be Ventilated
I was told it would be good to use fiberglass batting between the roof joists of my bungalow, and for ventilation to leave the soffits and top vents open (don't cover them with the batts). The soffits have no perforated panels and there are no vents that I can tell at...

Building a Roof Truss
I am building a shed 10 x12 and want to make my own roof truss. What is the degree of angle to make the roof have a 4/12 pitch....

Buying a Home With a Flat Style Roof
I am buying a home with a low pitch/flat style roof. I am told that standard torch down roofing materials last about 10-15 years. Is there something better to use that will last longer?