... adapt to a wide range of temperature (5) low friction, power windows and doors closed is small (6) the middle chip , sealing ... for DIY market, in line with BS6375, BS5368, BS476 and smoke test and noise test standard BS5821. (9)Can effectively prevent water ... Type Standard topsfor UPVC, aluminum and wood windows and doors, film topsfor UPVC, aluminum and wood windows and doors high-film tops for UPVC ...