Hydro-Pro 4 ft. x 20 ft. Above Ground Pool Solar Heater-S421 - The Home Depot


Model # S421

Internet # 203468889

4 ft. x 20 ft. Above Ground Pool Solar Heater

Hydro-Pro 4 ft. x 20 ft. Above Ground Pool Solar Heater

This item has been discontinued.
The Home Depot no longer carries this specific product.

$289.00 / each


Model # S421

Internet # 203468889

A HydroPro solar pool heating system will raise the temperature of your pool water by up to 10° F (6° C). or more. It is lightweight, durable and easy to install. Water simply flows through the SunHeater’s many tubes via your existing pool pump where it is heated by the sun and returned to your pool. The system can be installed on the roof of your house, shed or cabana, mounted to a rack (optional mounting kit SK43 available), or simply placed on the ground. Get the system used by hundreds of thousands of Americans the SunHeater solar pool heating system and save money on fuel and electricity bills, extend your swimming season by weeks, and get more enjoyment from your pool than ever before.

  • Keep your pool warm with a polypropylene heat collector
  • Solar heater features 80 sq. ft. of solar panels
  • Pool accessory is perfect for heating any aboveground swimming pool
  • Panel array measures 4 ft. wide x 20 ft. long


Assembled Depth (in.)  1 in  Assembled Height (in.)  24 in 
Assembled Width (in.)  240 in 
BTU Rating  Controls  Mechanical 
Ignition Type  No Ignition System  Outdoor Living Product Type  Pool/Spa/Sauna Accessory 
Pool Gallons (approx)  10000  Pool Type  Above Ground 
Product Weight (lb.)  28 lb  Returnable  90-Day 
Warranty / Certifications
Manufacturer Warranty  1 Year limited warranty 



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