WC Spigot outside diameter : 108mm- 114mm - Soil pipe inside diameter: 99-105mm Multikwik WC Connectors are manufactured from EVA ensuring it remains flexible past the point of installation - ideal for tolerating movement and WC load bearing pressures - All Multikwik Fins have been designed to be multi depth - to give tolerance on connection to pipe � if you compare to other manufacturers the fin depth is smaller and therefore offers less security in connection. - WC Finns are made from a High Quality thermoplastic elastomer - a high performance synthetic rubber, other cheaper rubber alternatives may erode/crack. - By its nature EVA has a good gripping quality, to help ensure a firm watertight connection. - Multikwik WC connectors are supplied with a sachet of lubricant (with the exception of adjustable and rigid connectors) - they only use high quality components, and are considered the best on the market. Beware of inferior counterfeit products. By purchasing from a reputable supplier you can be sure of a genuine, reliable 'fit and forget' product. All WC connectors are made to fit pans conforming to BS5503 and BS5504 including ones with bosses.
MKS1 Hunter Multikwik Straight Connector for Old-Style Pans