Thank you for choosing our site to book your gas boiler service or repair. At Heat Firm we know you don’t always want to sign up to a cover care plan contract. That’s why we now offer our services on an hourly rate. We like to be as flexible as we can to meet your needs with our services and latest offers to take care of your 21/84 DMCF Combination Boiler boiler. So please speak to us customer services and find out how we can help you.