Whale onboard tank fill socket with a unique secure hose clip to keep the pump in place during filling, a lock to protect water supply, and a vent pipe to prevent airlocks. The socket is suitable for use with any standard hose and should be used with cold freshwater only. Specifications: Weight: 0.10kg Plumbing Connections: 40mm DIA pipe, 10mm DIA bleed pipe Materials in Contact With Water: ABS Compliance: IP55 rated when lid closed PLEASE NOTE: Lid must be purchased separately.