What You Get - Choose the right Merrill pitless solution for your well.
Whether replacing an old adapter or building new, Merrill offers complete pitless adapters to get it right the first time.
- Free Installation Guide: Step-by-step PDF checklist—install like a pro in under an hour.
- Pitless Selector: Answer 3 questions for exact fit by casing, pipe, depth.
- 75+ Year Quality: No-lead brass/stainless trusted since 1947.
- Exclusive Install Video: YouTube demo shows every step.
- Risk-Free Guarantee: Exact-fit parts or money back—no leaks, no digging.
Social Proof
Professionals and homeowners rely on Merrill pitless adapters.
Merrill MFG has Really good Quality and Durable products !!
We needed this part asap for our well pump that went out… lifesaver literally !!
Buy Once, Install Right
Buy once, install right, and protect your well. Your pitless connection isn’t the place to cut corners. Merrill pitless adapters meet pitless standards and are engineered for long-term performance. Pair quality parts with proper installation to protect your well, pump, and water system for years.
Pitless Adapter FAQs
What is a pitless adapter and why does my well need one?
It connects your submersible pump to your house line below the frost line keeps your well sanitary and freeze-proof.
Can a DIYer install a pitless adapter?
Experienced DIYers can with proper tools and local code compliance, but many prefer a licensed well contractor.
How do I know which Merrill pitless adapter or kit to choose?
Match by well casing size, pump size, and load; check sizing charts or consult your driller.
Will this work with my existing well?
Yes, in most modern drilled wells with steel or PVC casing—a properly sized
adapter upgrades easily.
Searching for a 1 inch pitless adapter, 1 in. brass pitless adapter, or lead-free brass pitless adapter? Our Default Smart Choice covers most residential setups and replaces big-box brands like Everbilt or Water Source. Need 1-1/4 in. brass pitless
adapter or 304 stainless steel pitless adapter? Choose the upgrade option above. Contractors and homeowners get Merrill MFG pitless adapter everything on this page—no hunting dozens of listings.
Learn more about pitless adapter from our videos:
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