Color steel roof waterproof how to deal with the construction?
Metal roof joint: metal roof joint first coated with a layer of paint on the base, is still wet, 15 to 20 cm wide sewing polyester cloth embedded therein, then from the above goal with good primary coating fully infiltrated sewing polyester cloth, and the whole stem.
Metal roof gutter: gutter joint, water hole at the first local waterproof metal roofing system, and then to a greater range of waterproof coating a layer of paint, it is still in the wet laid polyester sewing cloth, and then from the above goal with good slurry fully infiltrated sewing polyester cloth, and the whole stem.
Waterproof construction technology:The protrusion 1, metal roof (such as chimneys, vents, fan mouth etc.): cut the size and shape of a suitable sewing polyester cloth, and according to the technical requirements of cutting, the protrusion around is coated with a layer of base paint, cut good sewing polyester cloth on it, and then from above with the primary coating full infiltration sewing polyester cloth, ensure no foaming, wrinkle.2, in the well water treatment area with one or two layer top surface coating, coating the surface coating total rate of 35 square meters (two /20 l recommend brushing, keep the total coating rate unchanged).3. The coating rate of single layer coating is 40 M2 /20 litre, and the utilization ratio of stitched polyester fabric is 90%.
1. clean the rust area with rust removing sand until it is metallic, and then apply a base coat.2. remove frozen objects, dust, and other dirt.3. replace the rusted firmware and add the firmware in place.
