Water Walker V4I

Hybrid Underwater Treadmill for Dogs
Our canine underwater treadmills are trusted by hydro therapists and vets to deliver top-tier results in rehabilitation, recovery, and fitness. All our customers benefit from our unrivalled experience, attentive support, and our long-standing reputation for excellence in canine hydrotherapy.
SummaryWith over 30 years of experience at Westcoast Hydrotherapy, we’ve pioneered canine hydrotherapy solutions.
Now, we’re excited to launch the Water Walker V4I as part of a collaboration with Hydro Physio, giving you access to one of the best underwater treadmills for dogs on the market, with the added benefit of our personal service and specialist knowledge.
Manufactured by Hydro Physio, the Water Walker V4I Hybrid Treadmill was designed with the input of veterinary experts and hydrotherapists to provide a way for dogs to undertake joint-friendly exercises to support with pain management, post operative recovery and general fitness.
What sets it apart is its hybrid design – combining advanced aquatic therapy features with intuitive controls and versatile installation options, making it one of the most adaptable and practitioner-friendly systems on the market.
What truly makes this canine treadmill unique is the support that comes with it. As a specialist in veterinary and animal hydrotherapy, we offer dedicated customer care, responsive technical support, and decades of experience.
Delivery, installation, commissioning and handover will be charged separately.
With over 30 years of experience at Westcoast Hydrotherapy, we’ve pioneered canine hydrotherapy solutions.
Now, we’re excited to launch the Water Walker V4I as part of a collaboration with Hydro Physio, giving you access to one of the best underwater treadmills for dogs on the market, with the added benefit of our personal service and specialist knowledge.
Manufactured by Hydro Physio, the Water Walker V4I Hybrid Treadmill was designed with the input of veterinary experts and hydrotherapists to provide a way for dogs to undertake joint-friendly exercises to support with pain management, post operative recovery and general fitness.
What sets it apart is its hybrid design – combining advanced aquatic therapy features with intuitive controls and versatile installation options, making it one of the most adaptable and practitioner-friendly systems on the market.
What truly makes this canine treadmill unique is the support that comes with it. As a specialist in veterinary and animal hydrotherapy, we offer dedicated customer care, responsive technical support, and decades of experience.
Delivery, installation, commissioning and handover will be charged separately.
Treadmill SpecificationsMaximum load
90kg (198lbs) without buoyancy
Maximum water depth
0 – 600mm (24”)
Speed range
0.2 – 12kph (0.12 – 7.5mph)
Fill / empty times
Approx 2 minutes to max depth
Temperature range
From ambient – 40°C (104°F)
Treadmill dimensions (Excluding display)
Excluding ramps: L 2150mm (85”) x W 860mm (34”) x H 1265mm (50”)
Including ramps: L 3435mm (135”) x W 860mm (34”) x H 1265mm (50”)
Complete system weight
Dry: 650kg (1433 lbs)
Full: 2150kg (4740lbs)
Water tank capacity
1500 litres (330 gals, 396 US gals)
Max distance between treadmill and plant equipment
8m (314”)
Power
240V single phase 50hz 16A (60hz option available)
Maximum load
90kg (198lbs) without buoyancy
Maximum water depth
0 – 600mm (24”)
Speed range
0.2 – 12kph (0.12 – 7.5mph)
Fill / empty times
Approx 2 minutes to max depth
Temperature range
From ambient – 40°C (104°F)
Treadmill dimensions (Excluding display)
Excluding ramps: L 2150mm (85”) x W 860mm (34”) x H 1265mm (50”)
Including ramps: L 3435mm (135”) x W 860mm (34”) x H 1265mm (50”)
Complete system weight
Dry: 650kg (1433 lbs)
Full: 2150kg (4740lbs)
Water tank capacity
1500 litres (330 gals, 396 US gals)
Max distance between treadmill and plant equipment
8m (314”)
Power
240V single phase 50hz 16A (60hz option available)
Underwater Treadmill Benefits
Underwater treadmills help to support canine pain management, mobility and rehabilitation, helping animals to regain strength and mobility in a safe and controlled environment.
The Water Walker V4I Hybrid Treadmill’s benefits include:
- Exceptional build quality: Manufactured from medical-grade stainless steel with 360-degree glass for full patient visibility.
- Veterinary practitioner-friendly features: Includes side platforms for easy access, remote control, service diagnostics, an adjustable control panel, and powered incline.
- Excellent safety and accessibility: Features a walk-through entry/exit door with a safety latch, anti-slip surfaces, and reverse belt direction for flexibility.
- Additional options for practitioner convenience: Available with a side deck, therapy stool, and isolation plate.
- Multiple installation options: Can be installed as stand-alone (free-standing or in-ground) or pool-fed.
Why choose Westcoast Hydrotherapy?
We’re proud to offer one of the best underwater treadmills for dogs on the market, with the added confidence of working with a company trusted by hydrotherapists and vets across the UK and worldwide.
Customers who buy from us benefit our expert care, including:
- Over three decades of veterinary and animal hydrotherapy expertise
• A hands-on, responsive customer service approach
• Engineers with extensive experience specifically in underwater treadmills
• A small, specialist team that prioritises care, attention, and tailored support

Part Exchange
If you have an old Westcoast Underwater Treadmill, then you can part exchange this against a new one. We will provide you with a quote for your old treadmill once we have inspected it.
Delivery and installation
Delivery, installation, commissioning and handover is calculated on a job-by-job basis, depending on your location and other specific requirements.
For a quotation for delivery outside of the UK we will need the following information:
- Full business name
- Full trading address (i.e., where the cargo will be delivered)
- VAT number (if VAT registered or equivalent)
- EORI number
- Any restriction for large HGV when delivering cargoPlease note that any import fees that apply on delivery and exchange are not charged from Westcoast Hydrotherapy Ltd and remain the responsibility of the buyer when importing from international suppliers.
Ask us a question
Get in touch with us today if you have a question or would like to make a purchase. Our friendly and helpful team is always available to provide expert guidance.

