How do you dilute black jack?

Tamped surfaces are not suitable owing to the difficulty of ensuring adequate coating over the high spots. Prime porous surfaces with BLACK JACK DPM diluted 1:6 with water and allow to dry.

Can you spray black jack?

Apply by brush or spray. A minimum of two coats of EVERBUILD® BLACK JACK® 901 BLACK BITUMEN PAINT should be applied. The first coat should be allowed to dry (normally 2-4 hours depending on weather conditions) before the second coat is applied.

Does Black Jack dry?

Black Jack is a fast drying compound. Allow up to 24hrs to dry completely. Unaffected by water immediately after application – can be applied when rain is imminent.

How do you use black jack paint?

Make sure the first coat is dry before applying the second coat. Any loose rust or signs of corrosion should first be removed. Then, apply phosphate primer to prevent rust from reoccurring. Apply two coats of Black Jack 905 Roof Coating at 1.5 square metres per litre per coat.

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How many coats of DPM does Black Jack have?

When the mortar has dried, apply 3 coats of EVERBUILD® BLACK JACK® 908 D.P.M. with a soft bristle brush, each at a rate of 0.5 ltr/m2, allowing each coat to dry before applying the next. When the final coat has thoroughly dried, the wall should be re- plastered.

How do you apply black jack to a wall?

a/ Exterior walls: Level uneven surfaces with cement mortar. Apply three coats of Black Jack DPM with a soft bristled brush, each at a rate of 0.5ltr/m2., allowing each coat to dry before applying the next. Allow the final coat to become tacky, then blind with clean, sharp sand. b/ Interior walls.

How do you apply black jack roof adhesive?

Black Jack Roof Felt Adhesive should be brush or mop applied to the surface and left “open” for 15 to 30 minutes before the roofing felt is placed into the wet adhesive film carefully, rubbing or rolling each section down to ensure maximum contact with the adhesive and ensuring that all air has been excluded.

How do you thin out roofing tar?

Directions for Thinning Roofing Tar

  1. Warm up the roofing tar to 90 to 100 degrees Fahrenheit; this will reduce its viscosity and make it easier to work with.
  2. Scoop out a cup of roofing tar and put it in a container.
  3. Measure 1/4 cup of water into the container and stir it into the tar.

Can bitumen paint be thinned?

Everbuild Black Bitumen Paint is ready for use and should not be thinned. Apply by brush or spray. A minimum of two coats of Bitumen Paint should be applied, the first been allowed to dry (normally 2-4 hours depending on weather conditions) before the second is applied.

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How long does it take black jack roof and foundation coating to dry?

I applied it at about 45 degrees (instructions call for a minimum of 50 degrees), and rain was expected about 8 hours later (instructions say 24 hours cure time).

How do you thin bitumen?

To do it with cutback bitumen, you need to heat the bitumen till its viscosity is low enough to provide a sensible viscosity for mixing, then add the cutting oil (a light oil – kerosene is used in the road industry). The percentage of cutting oil that you use is dependent on how low you need the viscosity.

Can I paint over black jack?

2 Answers from MyBuilder Painters & Decorators

rizla_83 i would recommend a light coloured masonry paint, which is used for concrete and brick. As the blackjack paint is rubber enriched bitumen emulsion it may bleed through other paints so i would also recommend a primer coat of paint before painting with masonry.

Does bitumen paint dry hard?

Most bitumen paints are dry in two to four hours. When dry, bitumen paint creates a thin black film which has the advantage of being odour free.

Does Black Jack DPM dry?

Yes it will fully dry, needs at least 48 hours to throughly dry & it does smell, used it to water proof a internal wall before rendering.

Can I paint over black jack DPM?

Make good any damaged or perished plaster. … When the final coat has thoroughly dried, the wall should be re-plastered. DECORATING. Gloss paints and other oil or alkyd based paints must not be used over a surface treated with BLACK JACK DPM.

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How long does bitumen DPM take to dry?

It’s waterproof in 30 minutes. Drying time varies upon weather/ environmental conditions (from less than an hour to 16 hours). A hair dryer wouldn’t help because the heat will make the DPM sticky and more aqueous. Mine has dried no problem even in heavy rain so long as it’s dry for 30 mins it’s no trouble at all . …