As well a slope of 4 12 is most commonly considered the lowest slope for standard shingle installations.
Low pitched shingle roof installation.
I have to say having a low roof slope sure makes it more comfortable to install the shingles.
Shingles that are not self sealing must be hand sealed with asphalt roofing cement.
But other than that a higher roof slope is much better for the shingles.
These shingles are appropriate for pitches as low as 4 12 pitch all the way up to a 12 12 pitch.
Then apply standard asphalt shingles over the membrane.
Gaf asphalt shingles combined with the proper underlayment make ideal low slope roof shingles that do an excellent job of preventing water build up and leaking.
The cabo one and two family dwelling code permits the installation of asphalt shingles on roofs with a slope as low as 2 12 if the shingles are double coverage self sealing versions.
Install roll roofing when the temperature is at least 50 degrees fahrenheit to keep the material from cracking.
The main consideration when installing a low slope roof is leak prevention.
A corresponding editor paul fisette replies.
Install peel and stick roofing in a similar manner.
Traditional 3 tab shingles made with asphalt composite are the most popular type of shingle and are the most flexible in terms of adapting to many roof pitches.
That way water flows from the shingles onto the flange and continuing to flow down slope it flows back on the shingles.
For a low slope residential roof there are two main options.
However low slope installation means we take everything from job site safety and panel seaming to water and ice shield into consideration.
1 cover the entire surface with a self adhesive flashing membrane such as grace ice water shield there are many equivalent products.
It not only protects the roof but it also protects the fascia.
Drip edge or drip cap is either plastic or sheet metal.
Cover the entire low sloped roof area with a self adhered modified bituminous membrane that will act as an ice and water.
The roofing materials most often used for these pitches include asphalt composite shingles.
What are gaf asphalt shingles.