One Stop Box™ Drain

(800) 854-3215 (800) 854-3215 customerservice@lspproducts.com eLSP

Drain box offers installation flexibility on job sites- left, right or center, split in separate stud bays or on adjacent walls. Integrated mounting system that allows the installer to secure box with nails, screws or hyco straps , universal face plate and available faceplate extension that is stackable to each additional layer of 5/8″ drywall.

Also available in Fire Rated version.

Rough-in Kit (-RK) includes box, valves and debris cover. Faceplates sold separately.

Dimensions – 7.5″ W x 7.8″ H x 3.7″ D
Face plate – 6.8″ W x 7.1″H

Spec Sheet Spec Sheet 2

Product Chart
DRAIN BOX	Item #: OBOS-110
Fire Rated DRAIN BOX	Item #: OBFOS-110
DRAIN BOX, ROUGH-IN KIT	Item #: OBOS-110-RK
Fire Rated DRAIN BOX, ROUGH-IN KIT	Item #: OBFOS-110-RK
FACEPLATE-10 PACK	Item #: OBOS-900

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About Us

LSP Products was founded by plumbers over 50 years ago with a focus on unparalleled innovation, superior product quality, and best-in-class service to the plumbing industry. Our primary focus is the new construction market where we develop products that make installations easy and provide significant cost savings to the plumbing/mechanical contractor. LSP has a manufacturing facility located in Monterrey, Mexico and a distribution center in Dallas, Texas. We are proud to offer many products designed and made in North America… About LSP

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