Bristan Swivel Showerhead with Vandal Resistant Screw Fixing Specify as: Swivel shower head with tamper resistant fixings. Features: Tamper resistant screw fixing and spray plate Swivel ball joint for angle adjustment Choice of spray rings to suit varying water pressures 1/2\" BSP inlet connections Tech Specs: Product Width: 47mm Product Depth: 47mm Product Height: 92mm Product Weight: 160g Colour: Chrome Material: ABS Finish: Chrome Plated Minimum Operating Pressure: 0.2 Maximum Operating Pressure: 5 Maximum Hot Water Supply Temperature: 65 Inlet Connection: 1/2\" BSP