This is where nearly every sealing failure begin: somebody ordered foam that was close to the rib shape. Almost fails. A foam closure strip performs for one reason: it exactly follows the flute geometry exactly. https://eggswiki.site/wiki/Sealing_B_Deck_Everything_to_Know A gap of even a few millimetres at the two leaves the exact problem you were solving. That's why b deck closure strips, f deck closure strips, and n deck closure strips are made.As a leading foam closure strips supplier, we help make matching the profile straightforward. The following highlights why fit matters.Why Exact MattersA foam closure strip seals entirely because it matches the flute shape. Each deck type has its own geometry, which is why matched closures exist as different parts. Get the match wrong, and you've essentially installed foam and still have gaps. metal roof foam closure strips z closure Identify the panel first, and the right foam closure strips deliver a genuine seal.Match Your ProfileReady to match foam closures? Whether you need a specific profile, our specialists make it easy to find the perfect fit.Get in touch with your foam closure strips supplier now and source the closures you need.