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 0-100m 0 – 100 Metres Depth, 140m Cable, AISI304, 4-20mA, 12-28VDC part# 19-004395 PP2000AC PowerPack AC/DC Converter to Supply PS2-1800 Pump Systems with Backup Power from a Generator or Mains Supply part# 19-001055 Pressure switch 2/6 $83.82 2/6 for pressure range 0-50M used for auto on/off function Part# 10001905 Y Lead Adaptor Probe/Pressure Switch Combo $89.21 for connecting Pressure switch, low probes or tank float switch combination with Sun Mill 30 & 60v Maximiser Part# 30030213