Canada doesn’t do mild winters. From Vancouver Island fog-frost to a Winnipeg deep freeze hitting -40°C, outdoor spas face real punishment from October through March. A hot tub left without proper freeze protection can suffer cracked shells, burst pipes, and...
When people think about keeping an inflatable hot tub warm, they usually focus on the heater power or the tub’s wall material. What rarely gets enough attention is the water surface itself the place where the most heat actually escapes....
If you’ve ever sat in a portable spa and felt thousands of tiny bubbles rising all around your body, that was an air jet spa system at work. Air jets push air not water through small holes built into the...
