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Everbuild Black Jack Waterproof Flashing Tape / Flash Band Trade - 75mm x 10m

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Black Jack is a strong self-adhesive flashing tape with a natural lead-look finish comprising of an aluminium foil and a bitumen rubber adhesive. The adhesive forms a strong waterproof seal by the simply pressing the tape into place by hand. The shelf life of this product is 24 months from date of manufacture.


Cut to the required length. Peel beck approximately 5cm of release carrier and place the tape into position. Continue removing the release carrier whilst firmly placing the tape to avoid unnecessary creasing. Ensure intimate contact and that no air is trapped. Using a small roller ensure that all edges and overlaps are sealed properly. Overlaps should be at least 25mm.


Store in original container in cool, dry conditions. Keep away from sources of ignition.

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Questions & Answers


What colour is the front facing side of this tape?


The tape mimmics a natural lead colour so it will be a grey finish. 


can this be used on GRP roof


Yes this is butyl backed so will stick to pretty much anything. But you may want to scuff/key the GRP to help it bond.


Can I seal b between a corrugated roof and a flat roof? Ie mould the tape between the two Thanks


Yes this tape is flexible so you can mould it to stick between the two.


Can this product be painted over or is it best to seal the felt roof with blackjack first then tape the joints.thanks


We would advise taping the joints then painting over.


Will this also stick to the mortar line where the lead flashing is pointed in.


Yes, this is Bitumen backed so will stick to pretty much anything!

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4 / 5 1 reviews
Michael Owen
11th April 2020
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Everbuild Black Jack Waterproof Flashing Tape / Flash Band Trade - 75mm x 10m

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