Product Description Alarm batteries serve the same function as any other battery by storing energy that can be converted into electrical power for electronic devices. These batteries are essential components in both wireless and wired alarm systems, altho
Heavy duty Ppr Pipe,pipe size from OD20-160mm,produced by PP material . its Heavy Duty antibacterial ppr pipe, used to transport drinking water, can prevent bacterial exist. Heavy duty Ppr water Pipe ,bear Max PN 25 pressure. MAX OD can be 160mm,