Product Description

Watkins Wellness Spa Waterfall On-Off Valve Assembly — Part #73920

Restore your spa's waterfall feature with the genuine Watkins replacement valve assembly. Built to fit a wide range of Watkins Wellness hot tub models, and is the reliable, manufacturer-approved solution for a fully functioning spa waterfall system. Used extensively in model years 2006 to 2014 .

Shop and order at Western Tub and Pool.
[Call us: 1-855-248-0777] [Email: fixmytub@gmail.com]

Why Replace Your Spa Waterfall Valve?

A faulty or worn waterfall on/off valve can lead to weak water flow, inconsistent pressure, or a waterfall feature that simply won't respond. Replacing it with the correct OEM part restores full functionality quickly and prevents further damage to your spa's plumbing system.

Genuine OEM Part

this is a Watkins Wellness-approved replacement, ensuring a precise fit and reliable performance.

Easy Valve Control

This on/off valve assembly gives you smooth, dependable control over your spa's waterfall flow—no more stuck or leaking valves.

Built to Last

Manufactured to Watkins' exacting standards, this valve assembly is designed to withstand the demands of regular hot tub use, including exposure to heat, water pressure, and spa chemicals.

Broad Compatibility

This Part is compatible with a wide range of Watkins Wellness spa brands and models to control waterfall features (see compatibility list below).

Compatible Hot Tub & Spa Models

the on off valve is commonly used across the following Watkins Wellness brands and model lines and also may be used in other spa make and models that require a on and off valve . If you are unsure whether this part fits your spa, please call or email us before ordering.

Hot Spring Spas

• Highlife Collection (including Envoy, Vanguard, Grandee, Aria, Sovereign, Jetsetter, Limelight Series)
• Limelight Collection (including Flair, Gleam, Glow, Flash, Pulse)
• Hot Spot Collection (including Rhythm, Relay, Tempo, Jet, Wave, Surge)

Tiger River Spas

• Bengal
• Siberian
• Sumatran
• Caspian
• Calcutta

Caldera Spas

• Utopia Series
• Paradise Series
• Vacanza Series

Endless Pools

• Fitness Systems
• E-Series
• R-Series
• SwimCross Exercise Systems

Note: Model compatibility may vary by year of manufacture. If you are unsure whether this valve fits your specific model, send us your spa's make, model, and serial number at fixmytub@gmail.com and we will confirm compatibility before you order.

Product Specifications

For confirmed dimensions and weight specifications, please contact our parts team directly at 1-855-248-0777 or fixmytub@gmail.com.

Associated & Related Replacement Parts

the valve is often ordered alongside the following companion parts. Ask our team about bundling these items for your repair:

• Waterfall diverter valve
• O-ring and gasket seal kits
• Valve stem and handle assembly
• Waterfall nozzle and jet fittings
• Spa plumbing fittings and adapters

Check our full online catalogue or call us for a complete list of compatible accessories and related parts for your spa model.

Frequently Asked Questions

How do I know if valve Part is compatible with my hot tub?

Check your spa's make, model, and serial number against the compatibility list above. If you're still unsure, send us an email at fixmytub@gmail.com with your spa's details and a photo of the existing valve, and our team will confirm the correct part for you.

Where does this part ship from?

Western Tub and Pool is an international e-retailer. We source inventory from warehouses across multiple regions to ensure availability. To help you identify the origin of your part, we use the following suffixes on part numbers:

• U — United States
• C — Canada
• E — Europe
• A — Asia

Some parts may be available from more than one regional warehouse, which can affect shipping timelines and costs. Our team will advise you on the best available option at the time of your order.

Can I install this valve assembly myself?

Many spa owners are able to replace the waterfall on/off valve assembly themselves with basic tools. However, if you're not confident working with spa plumbing, we recommend consulting a qualified spa technician. 

What if I don't know my part number?

No problem. Send us a photo of the faulty part along with your spa's make, model, and serial number at fixmytub@gmail.com, and our parts specialists will identify the correct replacement for you.

Do you ship internationally?

Yes. Western Tub and Pool ships to customers across North America and internationally. Shipping costs and delivery times vary depending on your location and the regional warehouse fulfilling your order. Contact us for a shipping estimate.

What if the part I receive doesn't fit?

If the part is incorrect or does not fit your spa, contact us as soon as possible. Our team will work with you to find the right solution, whether that's an exchange, an alternative part recommendation, or a refund.

Can't Find the Part You Need?

We specialize in hard-to-find spa and hot tub parts. If you've searched everywhere and come up empty, we can help.

Send us an email:fixmytub@gmail.com
Include the following details for the fastest response:

• Photos of the existing or faulty part
• Your spa's make and model
• Your spa's serial number
• Your known part number (if applicable)

Our experienced parts team will do the research for you and source the right replacement—no matter how obscure the part.

Order Your Watkins Wellness Spa Waterfall Valve Today

Don't let a faulty valve keep you from enjoying your spa.

Shop and order at Western Tub and Pool.

[Call us: 1-855-248-0777]
[Email: fixmytub@gmail.com]
[Browse Our Online Catalogue]

Western Tub and Pool — Your trusted international source for genuine hot tub, swim spa, and pool replacement parts.