The "Trigger Spray with Anti-Burst Hose/Dual Check Valve" is watermark certified and WELS registered. Suitable for use with cold or warm water. 304 Grade Stainless Steel Handpiece & Wall bracket 304 Grade anti burst 1200mm Stainless Steel Flexible Hose & dual check valve Suitable For Low Hazard Backflow Prevention Suitable For Bidet Spray Application When Installed In Accordance With As/Nzs 3500.1 Water Services Clause 12.2.3 WELS Info: WELS Model Name: Renew Trigger Spray With Flexible Hose/Dual CV Gun Metal WELS Registration Number: T38892 Water Rating: 5 Star, 5 L/min