Glow-Worm 20020496 Outside Wall Seal DN 100 | Replacement Spare Part

Glow-Worm 20020496 Outside Wall Seal DN 100 | Replacement Spare Part

Compatible outside wall seal at DN 100 (100mm) for Glow-Worm boiler flue duct installations. Seals the gap between the flue duct and the external wall at the flue outlet to prevent draughts and moisture ingress. Gas Safe registered engineer required.The price shown includes FREE DELIVERY.
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