The Bobrick B-253 Surface-Mounted Roll Towel Dispenser is a durable

The unit provides steady water flow under varying supply conditions from 30-90 PSI due to its integral flow control

type-304 stainless steel and is outfitted with a high-impact ABS plastic roller covered in chrome plating

a rough opening that is 15-5/8 inches in width by 29-1/8 inches in height by 4 inches in depth is required in the wall

Top Brand Check Valve, 1/8 in, Single, Inline Piston, Stainless Steel, MNPT x MNPT - CHK SST 210-2M2M-B Bowl Shape-Corner The Bobrick B-253 Surface-Mounted RollThis compact spring check valve can be installed in tight spaces to provide backflow protection for a variety of applications. The first connection listed is the direction of flow. The poppet design provides a positive seal down to approximately 1 2 psi.