The Basic Tubular Cross Handle Wall Mount Pressure Balance Shower Set is made from premium materials, this item offers great function and value for your home. This fixture is part of Basic collection, so make sure to check out other styles of fixtures to accessorize your room. Brass construction Wall mount installation Shower Flow Restriction: 1.8 GPM Water Pressure Maximum: 85 PSI Water Pressure Minimum: 20 PSI Water Pressure Recommended: 60 PSI Access Hole Diameter: 5" Handle Style: Tubular cross handle Handle Turn Angle: 115 degree Temperature controlled by pressure balance Temperature controlled by handle Temperature control within 3.6°F (2°C) of set point even with a 50% water pressure drop Anti-scald Valve Material: Ceramic Required In-wall Valve: 1-031 (two way pressure balance with stops), DFPHY Codes/Standards ADA Compliance cUPC Certified UPC Certified A112.18.1-05/CSA B125.1-2005-Certified Low Lead Compliant: Complies with federal and state regulations for lead content ASME A112.181/ CSA B1251 ASME 112.18.2/ CSA B125.2 ANSI NSF CEC Watersense 61 Sect. 9 State of MA Key Features & Innovations ADA Compliant UPC Certified WaterSense