Table of low slope roofing options.
Roof low pitch options.
These shingles are appropriate for pitches as low as 4 12 pitch all the way up to a 12 12 pitch.
1 cover the entire surface with a self adhesive flashing membrane such as grace ice water shield there are many.
It would have to be redone or coated in eight to ten years if not sooner.
Metal roofs aren t waterproof in and of themselves but they can be treated with a coating that makes them so.
Built up roofing is the most popular roofing material used on low sloped roofs.
Visiting my sister marlene in thunder bay this summer 2012 there was as usual a project like every other time.
Made of several layers of bitumen surfaces built up roofing is finished by applying an aggregate layer or coating as the top layer.
Respondents to the study said they expected the life cycle cost of a metal roof including outlays for maintenance to be about 30 cents a square foot per year far less than their expectations for built up and single ply roofs at 37 cents and 57 cents.
For commercial buildings one of the other popular low pitch roof options is coated metal.
Pros cons of roll roofing bur modified bitumen epdm roof systems.
5 12 to 12 12 pitch.
Larger flat roofed applications low slope such as residential condominium complexes row homes and town houses and smaller applications such as residential porch and garage transitions from the main home where the slope of the roof changes dramatically from steep slope to low slope on the same structure.
This was confirmed in a 2005 study of low slope roofing conducted by ducker international.
This top layer normally is tar over which the gravel is laid.
Think of them as taking the middle road in terms of roof pitch not too flat not too steep.
For a low slope residential roof there are two main options.
The following low slope roof system discussion is adapted paraphrased with permission from best practices guide to residential construction chapter on best roofing practices.
This coating helps reduce the instances of rust increasing the life span of the roof.
Although surprisingly there was only one leak in the old roof.
While weighing the options for replacing a small low slope porch hip roof i quickly rejected half lap mineral surfaced roll roofing.