EVERBUILD BLACK JACK 903 BITUMEN TROWEL MASTIC 2.5 LITRE

Made to serve both professional tradespeople and DIY home users alike, Black Jack 903 bitumen, trowellable mastic from Everbuild is perfect for many roofing type applications in new or remedial works.

As the name suggests, 903 bitumen trowel mastic is a trowel applied black heavily filled bituminous compound with added fibres for reinforcement. The product forms a surface skin, but the mass below remains soft to allow for moderate movement. Suitable for sealing and filling holes in mastic asphalt, roofing felt, corrugated iron, metal guttering and downpipes.