M&H is a Stevenage based independent mercant offering a full range of plumbing an dheating products, specialising in boiler spares with over 15 years experience in the industry. We carry good stock levels of boiles and flue accessories, a vest range of boiler spares and components, rads, cylinders, pipe and fittings, valves and controls, quality tools and general plumbing bits for both trade and public customers.