Water Treatment Systems and Supplies from MKM
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Water Treatment & System Additives

Don’t neglect the clarity or purity of your water. At MKM, you will find a wide range of products for filtration, purification, water softening, testing and chemical additives. We have everything you need to get the most from your water supply, with brands including Adey, Scalemaster and Fernox.


At MKM we work closely with leading brands to bring DIYers and professional plumbers the most effective products available on the market. Select from the options below to view products from the brand.


If your water needs purifying with the removal of contamination or limescale you will find our listings of filters useful. Select from the list below to narrow your search.

The ErP Directive is a new regulation set by the European Union, designed to drive improvements in the efficiency and performance of heating and hot water products by ensuring that minimum primary and secondary levels of efficiency and emissions are met.

...Read about ERP regulated compliance

Where you're looking for a conventional round top radiator, or something with a designer touch for your home, we can help find the perfect product for your project or home.

...Browse radiators

You'll find a vast range of boilers available at MKM. Browse our full category for details on the selection we have available online - and if you can't find the boiler you're looking for your local branch are on hand to help.

...Browse boilers now

Water performance varies depending on location and the surrounding local environment, There are many variables which can influence the cleanliness, purity and clarity of your water supply. These variables can be addressed with the right type of kit.

We work with a range of first-class manufacturers, all of which specialise in creating products to mitigate the impact of these variables, to ensure you end up with the best water quality possible.

We stock everything from the testing kits through to the materials you need to appropriately filter and cleanse your water. With a complete range of advanced filter technology, we can help you with dirt and air separators, water softeners (if working or living in hard water areas), limescale prevention products and a wide range of chemical additives if required.

As with all of our products, we have trained, branch experts that specialise in this area. If you need advice or support in choosing the right materials for your project, we can help you in branch with that, no problem. If you know what you need, you will find everything on these pages to ensure water quality is optimised.