Material stainless steel,Website:://.mesashower.com,The Thickness of chrome plating Nickel>8um  Chrome>0.2umWater flow.Bath/shower mixer ≥ 18L/min.Auto-adjusting sensitivity When inlet water temperature or pressure varies, outlet water temperature change will be less than ±2℃Application Standard:CSA B125-98 ASSE 1016 EN1111 AS-4032.1 EN817, ACS, WRAS, ISO9001Quality Guarantee 5 Year quality guarantee