CulliganDIY.com is run by ZeroWater (Zero Technologies LLC) who is an affiliate company of Culligan International

Culligan International is the industry leader for professionally installed residential water treatment systems and provides better water everywhere from homes, small offices, large companies, swimming pools, restaurants or cruise ships. We give our customers the opportunity to have access to perfect water for all uses. A water that is delicious to drink and leaves smooth skin and silky hair. With over 35 brands around the world, we all share a singular focus: bringing better water to consumers anywhere they need it – in the home, at work or on the go.

Now you can have all the above at your own house without the need of professional service. We offer a full line of water filtration products that you can install all on your own – from under-sink Ultrafiltration, shower filters, to whole house sediment filters. We offer solutions to make your water the best it can be – and you can install it all on your own. At Culligan DIY, we make a real difference in the health and wellness of people by providing cleaner, safer and great-tasting water.

Bring industry leading innovation into your home and find out why generation after generation of satisfied customers entrust their water to Culligan.