Hangers shall be chosen for just a minimum 0.75”(20mm) spring deflection and manufacturing facility precompressed 70% of the whole deflection based on the assigned load per hanger. Hangers shall be produced with provision for bolting or attaching to the ceiling flat iron straps, wires, rods or steel runners. Hangers shall https://resilient-sound-isolation31840.myparisblog.com/21892029/sound-isolation-clips-things-to-know-before-you-buy