Frequently Asked Questions

Yes. MJ Services is on the Gas Safe Register, registration number 528469, and you can check it yourself at gassaferegister.co.uk, and all gas work is carried out by Gas Safe registered engineers.

Selvin and the MJ Services team. We are a family run business based in Watford.

Yes. Most of our work is in homes, but we also take on commercial plumbing and heating work. Call us to discuss what you need.

Yes. We protect floors, keep the work area tidy while we are there and clean up when we finish.

Yes, every quote is free. We look at the job properly and send a written price, and nothing starts until you are happy with it.

We tell you before doing anything extra, explain why and agree the price with you first.

For small jobs we can often give a guide price over the phone. For boilers, heating and bathrooms we need to see the job first, so the price reflects your home.

A like-for-like replacement is usually done in a day. Moving the boiler or converting to a combi normally takes two to three days.

Once a year. It keeps the boiler safe and efficient, and most manufacturers need it to keep the warranty valid.

Yes. Many homes have underfloor heating downstairs or in an extension and radiators elsewhere, each on its own controls.

Watford and roughly ten miles around it, including Bushey, St Albans, Harpenden, Hatfield, Potters Bar, Borehamwood, Radlett, Rickmansworth, Amersham, Harrow, Pinner, Northwood, Stanmore, Edgware, Mill Hill and Barnet.

Sometimes, especially for larger jobs such as boiler installations and underfloor heating. Call us and we will tell you.