Can you dot and dab on Black Jack?

Can I dot and dab over bitumen?

You can’t dot and dab onto bitumen it will not hold, unless perhaps if you throw sand onto the bitumen whilst it is wet!

Can you plaster over Black Jack?

BLACK JACK DPM is also suitable for use as an adhesive for wood block, mosaic panels, insulation boards, expanded polystyrene, cork and as a plaster bonding agent, even on difficult surfaces.

Can you dot and dab over dot and dab?

Yes, but the first board must be properly secured to the wall, or else they’ll both be no good.

How do you plaster over bitumen?

If you want to render over bituminous paint or similar then dash with sharp sand when wet to give a key to the render. So in your case give another coat of bitumen, dash with sharp sand and when dry apply render coats as normal.

Can you paint over bitumen?

Generally, it is fine to paint a bitumen paint over another bitumen product; if the reason for painting is to change the colour, then consider a bituminous barn paint like Carbolustre or Green bitumen paint.

Does Black Jack stop damp?

Black Jack DPM is a ready to use, odourless, rubber enriched bitumen emulsion which provides a highly effective sandwich damp-proof membrane for floors. Also acts as a waterproofer for walls, above ground structures and foundations.

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Can you dot and dab over render?

3 Answers from MyBuilder Plasterers

Ensure the internal spaces are well ventilated. Render is not generally used when dot and dabbing if this was the case it would be rendered only. … If a wall is not plum in anyway some plasterer might straighten it with render first or other means.

Can you tile onto dot and dab plasterboard?

yes you should seal the brickwork prior to dot and dabbing. No to sealing the plasterboard prior to tiling. unskimmed plasterboard can take 32kg/sqm weight of tiles, though personally i’d try not to exceed 20kg/sqm for dot and dab.

Can you dot and dab over existing plaster?

yes, loose flaking paint. you could just pva it and re-skim. I would but some bits have cracked due to age. the main sections of render are solid to the brick work but small sections are loose so I will dot and dab the boards to the solid sections and not bother with the loose ones.