Can I use metal roofing on a 1/12 pitch?

Can You Put a Metal Roof on a Low Pitch Roof? Yes, you can use metal roofing for low-pitched roofing. In fact, many contractors recommend that asphalt shingle roofs go no lower than 4:12 slopes, which doesn’t leave you with too many options if your roof slope is any shallower than that.

Is there a minimum pitch for a metal roof?

For metal panel roof systems with nonsoldered seams with applied lap sealant, IBC 2018 prescribes a 1/2:12 minimum roof slope. For standing-seam metal roof panel systems, a 1/4:12 minimum roof slope is prescribed.

Are scissor trusses more expensive?

Scissors trusses are going to be more expensive than standard trusses of the same span, slope and load carrying capacity. As a general rule of thumb, the scissor truss will be 15 to 30% more expensive than a standard truss.

What are scissor trusses used for?

Scissors trusses are used almost entirely in building construction to support a pitched roof, where a sloping or raised ceiling surface is desired.

What is the pitch of a scissor truss roof?

The slope of the interior bottom chord of the scissor truss is one-half the slope of the outer roof. CLICK HERE to get bids from local carpenters who work with trusses all the time. For example, if you have a fairly steep 8:12-pitch roof outside, your inside vaulted ceiling pitch will be 4:12.

What pitch do you use for interior trusses?

Sometimes this varies but not often. My truss guy, very sharp engineer, will make a truss for our 40-50psf trusses with the interior pitch 2 less than than exterior. 5/12 exterior 3/12 interior. I once did one that was 10/12 exterior hip package and 8/12 interior with full hip interior.

What is a scissor truss?

A scissor truss is a truss that has sloped bottom chords that create a sloping inverted-V shape inside the room under the truss. A scissors truss is a really cool roof framing option. You not only get the speed of framing that you get with common trusses but also the added benefits of an interior sloped ceiling.

Can you have scissors trusses on a garage roof?

Over part of your home you can have scissors trusses, while over another part you can have common ones and over the garage, you can have attic or storage trusses. The cool thing is that from the outside no one would ever know since the exterior roof slope of all the trusses is identical.