J. Rasmussen Plumbing & Service, LLC is a licensed master plumber and certified backflow tester that offers quality services at budget-friendly prices. This locally owned business works with residential, industrial and commercial clients throughout Oshkosh, WI, and the surrounding areas, providing water treatment solutions, water heater repairs and installations, and other plumbing services. Turn to J. Rasmussen Plumbing & Service for all of your water softener, water heater, and plumbing needs. Whether your water heater has given up the ghost, you have flooding problems in your basement, or your tap water tastes funny, you need a master plumber to solve these problems effectively and affordably.