- High capillary action
- Colourless; the blue dye used to make the product easy to see during application disappears after 1 – 2 days.
Bessemer Blue Water seals and waterproofs seamed metal roofs against capillary water infiltration. It is applied with a radiator brush in the locked profile of the seam to allow capillary absorption of the product.
Dust dry: after about 16h
70-90 ml/m² (approx. 200 linear metres/l per coat at the height of the locked standing seam)
Colourless (dyed blue)