Threaded tube with 2 rubber washers and 2 nuts to create a waterproof seal when clamped together. Ideal for concrete block, cast concrete or any other thick wall. Suits walls up to 230mm thick. These kits contain all of the fittings you need to make a threaded, watertight connection which passes through the wall of your pond allowing you to connect pipework to it.
| BSP thread |
Thread length |
|
|---|---|---|
| 300mm | ||
| Maximum wall thickness | ||
| 230mm | ||
| 20mm ~ 3/4" | $13.70 | |
| 25mm ~ 1" | $18.70 | |
| 32mm ~ 1 1/4" | $28.00 | |
| 40mm ~ 1 1/2" | $32.60 | |
| 50mm ~ 2" | $42.40 | |
Approx BSP to metric thread equivalent
3/4" = 20mm 1" = 25mm 1 1/4" = 32mm 1 1/2" = 40mm 2" = 50mm