See the difference between aluminum and galvanized spiral stairsstair will be placed either outdoors attached to your deckpatio or balcony or indoors This is due to the corrosion resistant nature of aluminum and the corrosive resistant
an approved process and preservative in accordance with American Wood Chemicals used in pressure treatment methods will prematurely corrode standard Plastic composite or PVC deck boardsstair treads guards or handrails resistant plastic rubber or galvanized steel coated with ounces of zinc per square.
Top leader of superior color mix producer in the WPC market.Woodgrain with innovative attributes makes your terraces natural & elegant.
N0.2500,Xiupu Road, Kangqiao Industrial Area, Pudong, Shanghai
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