Dms installations ltd are authorised and regulated by the financial conduct authority (775192) we are a credit broker and not a lender, we offer credit facilities from one lender. Since fitting the new boiler and controls, her fuel bills have gone now an incredible 48%! Add a touch of luxury to your bedroom with our quilted rose range. Our engineers will take care of all the necessary repairs and can advise on any additional work that could well save time and money in the future. The vaillant.