A 6 8 piece of unistrut with 2 holes drilled in it for 3 or 3 5 stainless steel lag bolts screwed to the rafters.
Unistrut roofing bolts.
The core of the unistrut framing system the metal framing channel allows infinite positioning of fittings along the entire piece of strut without welding or drilling.
There are even spring nuts with bolts built in.
The lags are sealed with a black roofing caulk compound forgot the exact name that was put in the pilot holes that were drilled through brand new shingles roof.
Channel nuts including spring nuts typically have a threaded hole in the middle which is used to attach fittings to the strut.
Each rooftop support combines fully adjustable unistrut channel eliminating the cutting and welding associated with most fabricated supports with a secure non penetrating rubber base.
8 x 8 base x 16 1 4 height.
Applications include stanchions sign bases and more.
Fifteen channel sizes and hundreds of fittings offer solutions to a virtually endless variety of projects.
Framing hardware bolts and nuts javascript seems to be disabled in your browser.
These are called stud nuts and they can make the assembly process very quick and efficient.
Find out how you can qualify for free shipping on unistrut general hardware orders over 35.