The old house was renovated, and the calcium silicate board of the ceiling could not be dried when t

I make calcium silicate boards. What you said about having PVC film in it is not good. It's no problem to make a 60*60 ceiling. >>>More

Wrong material selection. The material of calcium silicate board is relatively hard, and the seams are very difficult to deal with, so you can only try to add two layers of linen with high tear resistance to make caulking bandages.

I don't know the local"05 quota"How is it stipulated, the national unified list calculation rules do not have the item of ceiling caulking. >>>More

The main ceiling materials are mineral wool board, gypsum board, wood board, PVC plastic gusset board, glass, metal and other wood: the ceiling material has the advantages of sound insulation and thermal insulation; Gypsum board is used as ceiling material, and the surface is brushed with paint or top paper, and the construction has high strength and processing performance; Glass ceiling combined with lighting fixtures and lanterns to combine the ceiling form with stained glass can add more artistic effect Several for the hall PVC plastic gusset board, machine glass, frosted glass, mineral wool board: used in the kitchen, bathroom ceiling Disadvantages are easy to clean, easy to clean or color single, poor decoration Metal ceiling: >>>More

This is related to the brand and specifications of the grille light you choose. Generally, it is a set when purchasing, including light stands, lamp tubes, ballasts, lamp feet, wiring, binding post bases, etc. Ordinary 3 20W (shape 650 650 mm) grille lamp is more than 100 yuan, brand 3 20W grille lamp is more than 300 yuan; The ordinary 2 40W (shape 250 1250 mm) grille lamp is also more than 100 yuan, while the brand 2 40W grille lamp costs about 500 yuan. >>>More