Interior and exterior window sashes are designed to be flush: the appearance is flat, beautiful and atmospheric, with stronger overall sealing, tighter closure, and no spots; Simultaneously isolate rainwater, sunlight, and contact with rubber strips and hardware to extend their lifespan.
JHWH, China’s window and door industry expert! We offer customised and personalised to your needs. We manufacture sunrooms, aluminium doors, etc.
Zhongou Energy-saving Doors and Windows Production Base in Linqu County, Weifang City, Shandong Province, China
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