
Dowty Washers
Sizes available - M8
Available in our Lifton, Launceston & Tavistock Branches
Product Information
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Black thermo-plastic roof seal washers provide an effective weather seal on fibre cement and metal sheeting
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The washers are designed to exert ever increasing sealing pressure at the washer rim whilst the fixing is being tightened
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Also known as Spat Washers