Pressure Water Limiting Valve 350KPS With Check Valve 1/2” BSP FemaleThe 350KPA pressure limiting valve is supplied with a 15mm 1 2" Female BSP thread. This also has an Australian Watermark Approval. The pressure valve is ideal for installation with high pressure storage water heaters. When fitted to inlet supply line pressure to a pre set maximum, and to remain in the open position if the pressure in the supply line falls below the pre set maximum. Specifications: Thread Size: 1 2" BSP (15mm) Female Rating Inlet 2000