Sta-Rite Max-E-Therm SR333NA Heater uses is packed with advanced technology and uses a weather-proof frame, effortless controls, and an environmentally conscience exhaust. It is suitable for both outdoor and indoor pools or spas.
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- Size Chart
Toronto Pool Services
Pool Equipment installation services are provided by our partner, Toronto Pool Services.
All installations are performed by certified technicians and are backed by a one-year labour warranty. By submitting this form you will share your information with our partner and they will provide you with a quote by email. You are under no obligation to purchase the product or the installation service. Product prices on torontopoolsupplies.ca do not include installation costs.
Sizing your Heater
w/ 6 ft. Avg. Depth
|Volume, Gallons||Volume, Liters||Gas Heater BTU|
|12' x 24'||12,960||49,000||100k - 150k BTU|
|14' x 28'||17,640||66,800||150k - 200k BTU|
|16' x 32'||23,040||87,200||200k - 250k BTU|
|18' x 36'||29,160||110,400||250k - 300k BTU|
|20' x 40'||36,000||136,300||300k - 400k BTU|
|15' Round||7,950||30,100||~100k BTU|
|18' Round||9,050||34,250||~100k BTU|
|21' Round||15,580||59,000||100k - 150k BTU|
|24' Round||20,350||77,000||150k - 200k BTU|
Note: all figures are approximate and are meant to be used as a guideline only. Heater performance may vary depending on weather conditions - wind, shade, etc. For sizing solar and electrical heaters, refer to each individual heater's documentation.
Sta-Rite Max-E-Therm SR333NA Swimming Pool Heater
In Canada, we often have a summer season that is too short, and can be unpredictable during the early and late days. Sometimes, when the weather is perfect - your pool temperature hasn't quite had the time to catch up. Frigid water can be off putting to swimmers, limiting how much time they actually get to spend in the pool.
With a new heater, you can ensure that swimmers are comfortable each and every day of the swimming season, ensuring that your family has a more active summer. The Sta-Rite Natural Gas Heater has been designed to make pool heating fast, efficient, and affordable.
Why choose the Sta-Rite Natural Gas Heater?
Pool heaters are a big expense, and you'll want to be sure that you make your investment wisely. The Sta-Rite Natural Gas Heater is a favourite among pool owners and pool professionals, who love the ease of use and durability of this heater.
The Sta-Rite Max-E-Therm heater goes above and beyond when it comes to efficiency, with standards that exceed all industry regulations. This heater provides efficient performance with low emissions, making it the environmentally-friendly choice. This efficient operation also means that operating your heater is affordable, keeping your bills low each month of the season.
The easy to use, top-mounted digital display allows you to control the temperature of your pool with a simple touch. Service light indicators will also help you see if your heater needs service, and helps you save on expensive repairs, and extend the life of your heater.
Affordable and Effective Water Heating
If you're in the market for a new heater for your pool (or spa), the Sta-Rite natural gas heater is an excellent choice. Powerful, efficient, and easy to operate, the Sta-Rite Max-E-Therm is a top rated choice for swimmers. On the first beautiful days of the summer, you'll be happy to be able to dive into a warm, comfortable pool.
Sta-Rite SR333 Features
- Lightweight, yet durable construction lets the unit withstand the harshest of utilizations, such as to low pH, high flow and heavy use.
- Lightweight - Lightest heater in its class.
- Compact design - Ideal for retro-fit installations.
- Simple to Switch - Change gas sources with installation of separate orifice.
- Best in class energy efficiency. Standard Copper Heat Exchanger 84% efficient. Heavy-Duty (HD) Cupro-Nickel Heat Exchanger 82% efficient.
- Rust-resistant shell - sleek, matte dark housing is made of Dura-Glas - a premium material that can resist the heat and cold of the elements.
- Lower Operating Costs - 84% efficiency rating of Sta-Rite SR333 means lower energy consumption and in turn lower costs for you.
- Environmentally Friendly - All SR333 units are low NOx .
For residential use only.
Manufacturer Warranty: 2 Years
- 18 x 36'
NOTE: Product images are for illustration purposes only and may not exactly match the actual product due to seasonal model, color or design changes. When shopping for parts we strongly recommend to check the SKU or "Part Number" which is listed on each product page. If you are unsure whether this is the correct product or need assistance please contact us.
Just a quick reminder - Toronto Pool Supplies is an online-only store. Our Concord, ON location is a pickup point, not a retail store and we cannot service walk-in customers. If you want to pick up your items in person please place an order online first and we will email you when it's available for pickup.
Hours: Mon-Wed: 9AM-6PM / Thu: 9AM-8PM (Extended) / Fri: 9AM-6PM