Ball Valve - 3/4" (19mm) PVC Marine Shut-Off
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You have 30 days to request a return. All sale items are final sale.
3/4" PVC Ball Valve — Marine Plumbing Shut-Off
A dependable quarter-turn shut-off valve built for the demands of onboard plumbing. Constructed from marine-grade PVC, this full-port ball valve delivers maximum flow with minimal pressure drop — and closes completely in a single 90° turn. Whether you're isolating a freshwater line or controlling a bilge circuit, this valve gives you fast, positive shut-off when it counts.
Specifications
- Size: 3/4" (19mm)
- Material: Marine-grade PVC
- Operation: Quarter-turn (90°)
- Port: Full port
- Weight: 98 g (0.22 lb)
- Barcode: 5204980903749
- SKU: 90374
Key Features
- Full-port design maintains unrestricted flow
- Quarter-turn operation for instant shut-off
- Corrosion-resistant PVC — safe for fresh and saltwater
- Durable ball mechanism with positive seating
- Standard 3/4" fittings for straightforward installation
Compatible Applications
- Freshwater system isolation valves
- Wastewater and grey water line control
- Bilge system plumbing
- Engine raw-water cooling circuits
- Tank inlet and outlet control
- General onboard fluid management
Parts Desk Insights
Best use case: This valve is best suited as a service or isolation valve on low-to-medium pressure freshwater, grey water, and bilge lines aboard recreational and light commercial vessels. It is not rated for fuel, oil, or high-pressure hydraulic applications — for those, specify a bronze or stainless ball valve. Pair with standard barbed or threaded PVC fittings for a clean, leak-free installation. If you're working on a raw-water cooling circuit, also consider a compatible marine hose to complete the run.
Shipping information
In-stock and OEM parts: ship same or next business day.
Locally warehoused items: ship within 1-3 business days.
Special-order items: timeline confirmed after order.
Returns & warranty
Returns & Satisfaction Guarantee
We stand firmly behind the quality of every product we sell. Your confidence matters to us — and we back it with a straightforward 30-Day Satisfaction Guarantee.
If you are not fully satisfied, you may request a return within 30 days of delivery. All returns must receive pre-approval prior to being sent back. Unauthorized returns will not be accepted.
To qualify for a return:
Item must be in new, unused condition
Product must be in its original packaging
All parts, components, hardware, manuals, and accessories must be included
Packaging must be undamaged and suitable for resale
Important:
Electronics are strictly inspected. No returns on open-box electronics. Exceptions may apply only with prior written approval. Any electronic unit that has been installed, powered, activated, or altered may not be eligible for return.
We are serious about product integrity — and equally serious about taking care of our customers. If there is ever a product issue, contact us immediately so we can make it right.
For return authorization, please contact our support team before shipping anything back.