PP-R ball valve
PP-R ball valves are suitable for two solar water heaters and two gas water heaters, with 1 for hot water pipeline switching, 1 for indoor main water supply valves and 1 for two toilet water supply valves, totaling 8.
Eight-character valve
The eight-character valve is suitable for 2 kitchen basins, 2 toilets and 4 washbasins, totaling 8.
other
Other valves include 2 shower mixing valves, 2 washing machine faucets, 2 washbasin faucets and 1 vegetable basin faucets.