Solar Blanket – 18' x 36' Rectangular (11 Mil)

Extend your swim season and keep your pool warmer with the 18' x 36' Rectangular Solar Blanket (11 Mil) - a high-performance solar cover designed to trap heat and reduce water loss. Made with durable 11 mil material, this blanket captures the sun’s energy during the day and retains it overnight, raising your pool’s temperature by up to 10–15˚F for more comfortable, cost-efficient swimming.

Its thick construction offers superior durability and insulation, while thousands of thermal bubbles work to minimize evaporation and chemical loss. Designed for in-ground rectangular pools, it can be easily trimmed for a perfect fit.

Features:

✔️ Heavy-duty 11 mil thickness for maximum heat retention
✔️ Raises water temperature by up to 10–15˚F
✔️ Reduces evaporation and chemical consumption
✔️ Fits most 18' x 36' in-ground rectangular pools (trimmable to size)
✔️ Ideal for energy savings and season extension

Enjoy warmer water and lower maintenance with the 18' x 36' Rectangular Solar Blanket (11 Mil), available now at Splash Pool & Spa, Peterborough’s go-to source for premium pool care and smart energy solutions.