Blue Wave 12x18-ft Oval Solar Pool Cover 8‑mil Blue — Heat Retention & Evaporation Reduction

The Blue Wave 12x18-ft oval 8-mil solar pool cover is a lightweight, bubble-insulated blanket that captures sunlight to warm your above-ground pool and reduce evaporation.

Designed for above-ground oval pools, this Blue Wave solar cover uses thousands of downward-facing air pockets to absorb solar energy and slow nighttime heat loss. It sits on the water surface, transferring warmth into the pool while acting as a barrier to falling debris and evaporation. With an 8-mil thickness the blanket balances durability with ease of handling, and can be trimmed to fit around ladders and fittings.

How does this cover raise water temperature?

The cover’s thermal bubbles trap solar radiation and conduct heat into the water beneath. During daylight hours the blue top side absorbs sun energy; at night the bubble layer reduces convective and evaporative heat loss.

• Thousands of air-filled bubbles for solar heat transfer
• Blue surface tuned to capture sunlight effectively
• Direct contact with water improves heat conduction
• Reduces overnight cooling compared with an uncovered pool

Will it fit my 12x18-ft oval above-ground pool and how do I install it?

The blanket is sized for 12x18-ft oval pools and arrives slightly oversized to allow easy trimming. Installation is simple: lay it bubble-side down on the water, trim with household scissors where ladders or skimmers sit, and remove or roll up when you want full access.

• Pre-cut for 12x18-ft oval pools; trim-to-fit with scissors
• Bubble-side-down placement for optimal heat transfer
• Lightweight for one-person placement and removal
• Roll for storage to prevent creases and prolong life

How does it help with maintenance and water conservation?

Beyond heating, the cover limits surface evaporation and keeps out leaves and debris, which reduces refill frequency and cleaning time. That means less chemical adjustment and fewer hours spent skimming the pool.

• Reduces water loss from evaporation
• Blocks leaves and larger debris from entering water
• Helps stabilize chemical levels by keeping water volume steady
• Less frequent vacuuming and skimming required

How long will the cover last and what care does it need?

Constructed at 8-mil thickness, this Blue Wave blanket balances everyday durability with easy handling. Proper care—storing in shade, rolling rather than folding, and ensuring it’s dry before long-term storage—helps prolong useful life and maintain performance.

• Durable 8-mil construction for seasonal reliability
• Store in shade and dry before extended storage
• Roll to avoid permanent creases; trim carefully when needed
• Backed by a 3-year limited warranty from Blue Wave

Who is this for: If you own a 12x18-ft oval above-ground pool and want a low-effort way to raise water temperature, cut down evaporation, and keep debris out, this Blue Wave 8-mil solar cover is a practical choice. It’s well suited for pool owners who prefer a manual, economical heating aid over electrical heaters, value easy installation and storage, and want a reliable seasonal solution from an experienced pool brand.