Totally encloses and protects recessed side of speaker. Ideal for acoustical tile or drywall ceiling installations. No metallic resonance; mutes sound above ceiling or in walls. Fast installation when mounted to Fourjay mounting devices--Models: MR8[X], TB8[X], UMB[X], LAC8, and MR4/5[X]. Quickly installs into existing ceiling using MR8[X] mounting ring. Quick fix for open beamed ceilings--use protective enclosure with 8 speaker and baffle as a complete assembly. (Model CR8W baffle recommended.) PH8-1 (PH8-1X) has one 1/2 conduit knockout in top
- PH8-4 (PH8-4X) has four 1/2" conduit knockouts 90º apart on side.
- Model PH8-1 and PH8-4 made of high density polyethylene.
- Model PH8-1X and PH8-4X made of Fourjay Flamex rated 94 V-O flame retardant ABS (See Form 410).
- Enclosure comes with mounting fasteners included (four U-nuts and four #8 x 3/4" screws per unit).