Box Mount Ring:  4" Square Raised Two Gang Prefab Box Mount Device Ring for 3/4" Drywall SLR-275
Channel: ElectricalAnswerMan
Date: 10/07/2012

www.GarvinIndustries.com - Two gang, square-drawn device rings are raised for 3/4" drywall and mount directly onto structural members, providing a means to secure boxes to rings. They have a vertical or horizontal device profile and eliminate the need for external brackets to mount boxes upright

Product Page: http://www.garvinindustries.com/Electrical-Box-Covers/4-Square-Raised-Device-Covers/Two-Gang-Prefab-Box-Mount-Device-Rings/SLR-275 

Garvin Industries Homepage: http://www.garvinindustries.com