Product Code: 23713

Everbuild Black Jack 903 Bitumen Trowel Mastic 5 Litre - 90305

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Everbuild 903 Trowel Mastic 5 Litre

Product Option: 90305

Trowel applied black heavily filled fibre re-enforced bituminous compound

used primarily for patching holes in roofs and bituminous coatings.

The product forms a surface skin, but the mass below remains soft to allow for resonable movement.

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Everbuild Trowel Mastic Benefits and Uses:

Fast drying.

Suitable for use with all bituminous surface coatings

Remains flexible for long periods after application.

Waterproofing, stopping, bedding, bonding and sealing.

Adheres to and fills holes in: mastic asphalt, roofing felt, corrugated iron, cast iron, fibre cement, slates, lead, copper, zinc, concrete, timber.

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Product Application:

Everbuild Black Jack 903 Bitumen Trowel Mastic is ready for use and should not be thinned.

Apply by steel trowel or putty knife.

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CRACKS AND HOLES:

Force the compound into the crack finishing with a 25mm band at a 3mm thickness running the length of the crack so your bridging the crack.

For large cracks and holes, apply the compound over the area to be treated and embed a closely woven glass fibre membrane into the compound overlap the crack or hole by 50mm.

Allow to dry and then apply a second coat, fully covering the reinforcing membrane.

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CORRUGATED IRON and FIBRE CEMENT SHEETING:

If a roof sheet is cracked, clean and prime with Bitumen Flashing Primer

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Approximate Coverage

3 Litres per meter square at 2mm thick

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Everbuild 903 5 Litre Datasheets:

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903 Technical Data Sheet

903 MSDS Safety Data Sheet

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Take a look at the Full Range of Roofing and Guttering Products.

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