Contact Pool and Spa Supply Store for natural gas heaters in Florida US. Natural gas heaters offer all the efficiency, convenience, and reliability features you want in a pool heater, plus a lot more. As Easy to use as your home heating system, plus. user-friendly indicator lights make system operation and monitoring a snap. The compact design and super-quiet operation won't intrude on your poolside leisure time. The Raypak Digital gas heater features a microprocessor-based control centre. This control allows you to set your pool or spa temperature precisely at your favorite setting just by pressing the up or down temperature control buttons. For more details, visit our website.