Roofing / Discussions

How you vent a metal roof?

...roofing) Metal roofing. Any alternative method, and any that are preferable but more expensive, would probably start with adding new roof trusses and then insulating in the bays with Rockwool or perhaps cellulose. You would then need to add sheathing and a drainage plane, then the strapping and metal.  Here is our pag...

Posted by Kim jarrett July 12, 2019 Roof coverings 3 responses

For a first time buyer where do you start with renovations?

...roofing materials and a cost comparison of metal roofs and asphalt shingles. Also in general I would point you towards these pages about renovations, how to find reliable green home builders builders, and this one - top tips for staying on budget with home renovations Once you’ve been through these pages let us know if...

Posted by Joanne Geall Aug. 19, 2020 Efficient home design 1 response

Doing an addition, what type of roof is the best to use?

...roofing materials, have a look there, you may find all the answers you need. You can also read our pages on the pros and cons of asphalt shingles and metal roofing and our page dedicated to the subject of durability of asphalt shingles. Once you know the options from that page we can help you choose the best roof cover...

Posted by Babak K July 17, 2020 Roof coverings 1 response

how can I find diy green roof supplies in the Vancouver area?

Would like to put a green roof on our existing garage, its approx 70 years old. Where can we get materials to b iuld like to do it ourselves?

Posted by Rachel Riding April 13, 2020 Roof coverings

is a double vapor barrier on a South Florida roof bad?

I am building a new home in Naples Florida with a metal roof and open cell foam sprayed on underside of roof deck. I am considering a peal and stick membrane under roof panels but have been advised I would be creating a 'double vapor barrier' potentially trapping moisture in the roof deck causing long term issues given...

Posted by Arthur Moore April 6, 2020 Roof assemblies - renovation

What considerations should be made when installing a green roof on a metal building?

...roofing systems when installed properly. We would need more details in order to provide any specific advice in your case; are you considering leaving the metal on the roof and doing a green roof on top, is that what you mean by a ‘metal building’? Are you planning on building a green roof because the metal has deterior...

Posted by Nina Flores Feb. 16, 2020 Roof coverings 3 responses

Is There a Difference Between an Air Barrier and vapor barrier?

Hi, I have an open beam house (no attic access) built in 1962. I live in cold, dry Edmonton Alberta. My low slope roof doesn't leak, however about once a year in the spring when we have a big temperature increase, I get water dripping from my interior open beam. Only lasts a few hours, I understand that my vapour barri...

Posted by Sherri Mccormick Aug. 17, 2018 Roof assemblies - renovation 3 responses