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Dynasty Spas 100% Shut Valve Knob, One Piece, DSG
Was: $12.12Now: $8.95 -
Waterway Single Port On/Off Valve Cap Gasket, 711-9881
Was: $4.12Now: $2.95 -
SpaShopper
Replacement 1" Waterfall or Neck Jet Diverter Cap, White, On/Off, Single Port
MSRP: $12.99$9.99 -
Waterway Waterfall Control Valve Gray- 1"
MSRP: $43.95$33.95 -
Balboa Drain Valve, Thru Skirt, 1/2" - 41930-BK
Was: $29.21Now: $23.95 -
Marquis Spa 1" Diverter On/Off Valve Stem, 350-6326
Was: $19.12Now: $15.95 -
CMP Spectrum Halo On/Off Valve, Graphite/Silver, 3/4" b
Was: $52.44Now: $45.95 -
CMP Pro-Seal On/Off Water Valve, 1" Graphite/Silver, 25036-707-000
Was: $34.12Now: $28.95 -
On Off Valves
On off valves are quick-acting shut-off valves that allow fast, full open/close control of water flow in hot tub and spa plumbing. These include ball valves (quarter-turn lever handle, full-port for minimal restriction), lever shut-off valves, and simple isolation valves—essential for isolating pumps, heaters, jets, or drains during service, winterizing, or flow adjustments without draining the tub.
This category offers on off valves compatible with major spa brands: Sundance (jet/heater isolation), Jacuzzi (J-series shut-offs), Hot Spring/Watkins (No-Fault valves), Balboa (universal ball valves), HydroQuip, Dimension One, Caldera, Waterway, and universal fits. Common sizes: 1", 1-1/2", 2" (slip x slip, slip x threaded, or threaded MPT/FPT ends), PVC construction, full-port ball valves for high flow.
On off valves vary by size (1" to 2"), type (ball valve for quick turn, lever shut-off), connection style (slip, threaded MPT/FPT, union), material (PVC standard), handle style (lever for fast operation), and spa-specific compatibility—precise matching ensures leak-free sealing, full flow when open, and easy on/off control.
Common problems include leaks from worn seals or cracked bodies, stuck handles from scale/minerals, dripping when closed (faulty ball or seal), restricted flow from partially open valves, or air leaks from loose connections. Replacing on off valves is simple—glue or threaded swap—for reliable isolation and flow control.
To select the right on off valve:
- Identify your spa brand/model, year, valve location (pump intake, heater bypass, drain line, jet control), size (1", 1-1/2", 2"), connection type (slip/threaded/union), and any markings on existing valve.
- Note symptoms (leaks at valve, stuck handle, dripping when closed, restricted flow), or visible damage (cracks, scale buildup).
- Avoid guessing—send us clear photos of the valve/plumbing (showing valve body, handle position, end connections, pipe size, and spa label with model/serial number) for expert verification.
**Text or send photos to: 772-800-5445**
**Or call us at: 844-500-4645**
We'll confirm compatibility before you order.
SpaShopper is not affiliated with any spa manufacturer. Brand names and part numbers are used for compatibility and identification purposes only.
Shop our on off valves today to quickly isolate pumps, heaters, jets, or drains, fix leaks, and make hot tub service, winterizing, and flow adjustments easier and more reliable.