This water meter shaft is made of 6 and 8 mm thick polypropylene plates, which are welded together. It is used for the location of the water meter when supplying objects to the water supply. The manhole is sufficiently reinforced and therefore in cases where there is no ground water and the manhole will not be mobile or located close to the road, it is sufficient to place the manhole on the underlying concrete and to fill it evenly with sand or sieved soil. Although the manhole is watertight, in the event
This water meter shaft is made of 6 and 8 mm thick polypropylene plates, which are welded together. It is used for the location of the water meter when supplying objects to the water supply. The manhole is sufficiently reinforced and therefore in cases where there is no ground water and the manhole will not be mobile or located close to the road, it is sufficient to place the manhole on the underlying concrete and to fill it evenly with sand or sieved soil. Although the manhole is watertight, if groundwat
A manhole bottom backflow preventer is a device that effectively blocks the backflow of sewage. Advantages of a backflow preventer: effective protection of buildings low cost and easy installation possibility of removing the check damper on the ground surface without entering the manhole no need to call a specialist for maintenance resistance to corrosion, negative temperatures and chemicals the valve has successfully passed a series of tests required by PN-EN 13564 and has been awarded the CE marking The