LTD "4 collas" is a wholesale company with 10 years of experience and specialization in water supply, sewerage, plumbing and heating trade. 4-inch partners are manufacturers of many well-known systems and equipment in Europe - Aquatherm, Sanha, NMC, Magra, Vogel und Noot, Danfoss, Grundfos, Wilo, Reflex, Tia, Rofix Wavin, etc.
