[fogging condensation prevention] The counting system of this cold water meter is vacuum sealed, which can greatly prevent fogging condensation[thread size: 15mm 1/2] The water meter with connection has a wide measuring range and a small starting flow.Thread size is 15mm 1/2, can withstand water temperature 0~40[maintain clear reading] The word wheel and needle display of this 15mm cold water meter can maintain clear reading for a long time, the reading is not easy to be contaminated and has a function ofarbitrary rotation to bring convenience to meter reading.[vertical or horizontal installation] the size of the cold water gauge with accessories is about 11.5 * 7.5 * 8.5 CM / 4.5 * 2.9 * 3.3 inches, can be installedvertically or horizontally, more practical, beautiful appearance and generous, saving space under - volume section[High-quality iron and ABS material] The water meter adopts high-quality iron and ABS material and is equipped with a protective cover for stable and reliable performance