The 2810HR is a 2 plate unit which can be placed in a “C” shape or a “Z” shape if needed.
The 2810HR Joist Reinforcer allows the placement of a 6” diameter hole in a 2×10 or 2×12 wood joist and a 4” diameter hole in a 2×8!
No glue needed
(Fasteners come included)
**Notice: There is a 25% restocking fee plus return shipping for any returned items. Shipping is non-refundable.**