Get the comfort you need at a price you can afford! Please enter your area or postcode in the. Very good service throughout both technicians were fantastic! we would happily recommend halsalls to friends and family thank you! Ums ltd is a specialist contractor undertaking all aspects of drainage. I cannot recommend this company highly enough! The amount of grant payable will depend on total gross income for those earning less than £, the grant is £ to replace the boiler but will rise to £, if controls.