Watertite Plumbing & Heating Ltd At Watertite Plumbing & Heating Ltd we take pride in our excellent customer service. We can cater for all of your plumbing and heating needs from boiler services and gas safety checks, leaks and repairs to complete bathroom renovations and central heating installations. With fully qualified and insured engineers, we are confident that you'll be extremely happy with our service and workmanship - and that you'll be recommending us to all of your friends. We cover the Bristol and Nailsea areas.