EPDM Rubber Gaskets to Suit PN16 Flange Sizes - WRAS Approved. 3mm thick EPDM gaskets to suit PN16 flange sizes up to 10" (DN250), supplied in WRAS-approved material. Full-face gaskets have holes at the flange's bolt locations, whereas raised face (IBC) gaskets sit inside the bolt circle, and have no holes.
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