★★★★★
“Fantastic service! Harriett’s is professional, honest and gets the job done right. We’ve used them for years and highly recommend!”
— Medford, NJ
Plumbing and Water Treatment in Medford, NJ
Plumbing repairs | Drain & sewer | Water heaters | Water treatment | Well water
Why Harriett's?
Three Generations.
The Same Commitment.
For over 95 years, Harriett’s Plumbing & Water Treatment has delivered honest work, reliable service, and real value to homeowners and businesses across Medford and South Jersey.
About our company →
Different Generations.
The Same Values.
- Integrity
- Service
- Value
- Community
Cleaner, healthier water for a better home
From water softeners to whole-home filtration and well water treatment, we help South Jersey families enjoy safer, better-tasting water.
Common water issues in South Jersey
- Hard water
- Iron and sulfur
- Well water concerns
- Low water quality
- Solutions that last
Commercial Plumbing
Reliable plumbing for your business
Boilers, hot water, fit-outs, gas piping, water and drain piping, water treatment, and ADA installations for offices, retail, and restaurants.
Commercial plumbing →
What your neighbors are saying
4.5 stars from 111+ Google reviews
★★★★★
“They replaced our water heater quickly and explained everything. Great communication and fair pricing.”
— Marlton, NJ
★★★★★
“Reliable, knowledgeable and friendly. Harriett’s is our go-to plumber for everything.”
— Mount Laurel, NJ