Aquarium Stainless Steel Strainer Suction Sump Filter 1/2" - 4" BSP Nylon Thread

Thread Size：1/2" BSP (DN15)，3/4" BSP (DN20)，1" BSP (DN25)，1-1/4" BSP (DN32)，1-1/2" BSP (DN40)，2" BSP (DN50)，2-1/2" BSP (DN65)，3" BSP (DN80)， 4" BSP (DN100). The BSP male thread can be connected with the female thread of the standard water pipe and fittings.

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