Why D1
Patented SmartTub® System

Patented SmartTub® System

Dimension One Spas® revolutionizes hot tub control with the D1® SmartTub® System, empowering users to conveniently manage their spa remotely through a dedicated app, ensuring convenience, energy efficiency, and peace of mind.

Dimension One Spas® introduces the revolutionary D1® SmartTub® System, putting your hot tub's control in the palm of your hand. This innovative system empowers you to effortlessly adjust temperature, jets, and lights, providing unparalleled convenience. You can even secure your hot tub against unauthorized use and create personalized usage schedules.

Download from Google Play

Download from Apple App Store

Experience convenience through the dedicated SmartTub® app, offering real-time notifications and reminders. Stay informed about your spa's status, receive energy reports, and seamlessly integrate with virtual assistants and wearables for ultimate accessibility.

The SmartTub® System grants peace of mind, whether you're at home or away. It automatically notifies your dealer for timely maintenance and support. Detecting power issues, freezing temperatures, and overheating, it safeguards your investment. The Smart Heat Mode optimizes energy usage by learning your patterns and offering control over energy consumption.

SmartTub cellular connection option

Connectivity options include Cellular and Wi-Fi. Cellular leverages top technologies and wireless carriers worldwide, ensuring stable connections without affecting your cellular plan. Wi-Fi, while suitable indoors, may face challenges outdoors due to barriers and compatibility considerations.


All 2016+ models are compatible for aftermarket installation. 

The SmartTub™ system uses cellular-based communication and requires cell service from our provider partner in your area. Verify coverage here:

AT&T Coverage Map

T-Mobile Coverage Map

* Requires subscription beginning in second year of ownership

**Estimates are based on sensor readings and are not meant to match your utility measurements, see your local utility company for specifics to your local system

With the patented D1® SmartTub® System, your hot tub is at your command. Enjoy comprehensive features, a user-friendly app, and a choice of connectivity. Experience confidence and convenience, regardless of your location.


Essential Indulgence

Dimension One Spas® believes that indulging oneself is essential for a joyful and fulfilling life, and our meticulously crafted hot tubs are designed to provide a tailored and luxurious experience that combines artful design, scientific innovation, and personalized features to elevate relaxation to new heights.

Premium Quality

Dimension One Spas® prioritizes durability and longevity in our spas by meticulously selecting materials such as Acrylinc Cuvettes, UltraLife®, elastocast, and timber, ensuring minimal maintenance, consistent performance, resistance to elements, and sustainability for an exceptional and long-lasting spa experience.

Deliberate Design

Dimension One Spas® merges wellness and elegant design with our patented curvilinear design, meticulous attention to detail, eco-friendly materials, wood imitation film, durable UltraLast covers, and chrome-plated jets, crafting visually stunning and functionally refined spas.

Patented Water Care

Dimension One Spas® leads the industry with innovative and environmentally responsible water treatment systems, providing crystal-clear water that looks, smells, and feels great, while reducing chemical usage and maintenance time.