All / Washers All Actuators Controls Filters and strainers Flushing and filling Expansion vessels Heat exchangers Meters, gauges and indicators Pumps Sensors Sheet metal Valves Washers O' Ring (SSL617) (pk 4) £3.00 Add To Cart 1" BSP Fibre Sealing Washer (pk 4) £3.00 Add To Cart MTR E25 Fibre Washer (pk 4) £2.00 Add To Cart 1/2" Fibre Sealing Washer (pk 4) £2.00 Add To Cart 3/8" BSP Fibre Sealing Washer (pk 4) £2.00 Add To Cart