What are they exactly.
Sleepers for the roof.
Joe those are the false valleys that will sit flat on the existing roof.
They are typically used to elevate piping ductwork hvac equipment walkways pv solar supports and more from rooftops.
It s best to be able to clean it out often.
The rooftop sleeper support rss 3 is a rooftop support block or stand that can be cut to desired length using various saws.
Roof top deck with sleeper system install guide deck must be designed to ensure that proper drainage and air flow are maintained.
A set of sleepers supports the decking and allows moisture and air to flow below it.
Rooftop sleeper standoff support.
Your valley jacks will get nailed to them.
I can t seem to find much about them online.
This is the standard gapping for duralife products.
1 4 6 4 mm minimum gap where the decking meets a solid wall maximum of 3 8 9 5 mm recommended.
Thanks in advance joe.
The sleeper standoff support offers a strong and economical solution for creating an elevated rooftop standoff from existing sleeper supports or roof curb.
Sleepers are placed between the deck surface and the ground or slab below it.
Used to support rooftop water lines gas lines electrical conduit condensate lines and other types of rooftop plumbing.
3 16 4 8 mm gap between boards.
Decking laid directly over packed soil will rot quickly and wood laid over concrete rots as well when moisture is trapped between the two materials.
I d put down strips of rubber roof under the sleepers.