Sorry, this product cannot be purchased. Pressure Release Kit 40mm Suited for 40mm pipe work to relieve pressure at pump for disconnection Part# 10035885 SKU: 10035885 Categories: Lorentz accessories, Sun Mill/Solar Mill accessories Related products Liquid Level Sensor 0-20m 0 – 20 Metres Depth, 40 Metres Cable, AISI304, 4-20mA, 12-28VDC part# 19-005050 Float switch The switch can be used to detect the water level within a tank. When the water level in the tank reaches the maximum, the LORENTZ Controller will stop the pump and indicates Tank Full LED. part# 19-000030 Liquid Level Sensor 0-50m 0 – 50 Metres Depth, 60 Metres Cable, AISI304, 4-20mA, 12-28VDC part# 19-005080 Lorentz PS2 Manual Speed Control Device to provide manual motor speed control of PS2 systems part# 19-000035