On Tap Malmesbury has a dedicated and experienced team of plumbing experts. It is headed up by Heine Muller. The branch can be located at 17 Abattoir Street, Malmesbury. On Tap Malmesbury opened its doors in 2009, offering you the best in plumbing, bathroom and sanitary ware. Each branch is living up to the On Tap promise of superior quality and expert advice.