Thailand and the United States retractable staircase plant is a focus on the attic stairs telescopic design, development, production, sales, construction and service in one of the specialized manufacturers. Mainly for small attic space, shops, etc., connected up and down the main channel. The staircase style novel, small and convenient, flexibility, price, simple to install, easy to operate, nice, is the best choice for small attic users. The company mainly produces electric remote control type retractable stairs, semi-automatic retractable stairs, manual-type telescopic stairs, ordinary type retractable stairs, luxury retractable stairs. Materials are mainly made of high strength steel door using special insulation board, the surface electrostatic spray. We always first-class technology, friendly service, all to look forward to cooperating with you. First, the Tips: This is a small attic stairs user tailored small telescopic, folding staircase, stair purchasing this pro must be careful before deciding whether to work for you, just in the wrong buy, causing inconvenience . Second, the user must provide the following sizes: 1, the hole diameter size (width × length) mm: standard hole size is 700 × 900 mm, 700 × 1000 mm, 700 × 1200 mm three kinds, and also according to the user The actual size of the hole were tailor-made. 2, the vertical height of the ceiling to the floor: General height requirements 2200-3200mm. 3, if the thickness of the wall and around the hole: 130mm thickness requirements above the hole, you can pad thickness is insufficient, beyond finite thickness, we will provide users with the installation longer bolts; wall around the hole is best not to request, if by When the wall, the basis for the user to solve the specific situation. National service telephone -400-8008-634 All product warranty for 10 years