Water tap 1/2 Ni of the valve type with a valve gear head is installed at the sink, washbasin. The VRK is closed by rotating the flywheel; in this case, the stem tightly presses the valve with the gasket to the valve carcass seat and gradually stops the flow of water. Sealing of the VRK rod – stuffing box packing made of linen strand (tow) impregnated with mineral oil and a plastic sealing ring. The composition of the carcass and w / g is made of brass grade LS -59-1. The 4-sided flywheel is made of frost-resistant polypropylene of the TIPPLEN H3581 brand. Operating parameters – pressure up to 10 bar, temperature up to + 75 ºС.