For the softening of larger volumes of water, the Ontario range offers the perfect solution. Several resin modules can be installed next to or above one another in numbers of two. Typical examples of ideal locations for this type of installation are big apartment buildings, office buildings, public buildings and industrial buildings.


Ontario is the our range of commercial duplex softeners guaranteeing you soft water around the clock. Discover our Ontario offer.

Become a dealer

Delta Water Engineering collaborates with a network of exclusive distributors in more than 40 different countries in the world. We are always looking for new partners and offer complete technical and commercial training in our production plant in Belgium.