Rock Blocker – Heavy-Duty Protective Pool Liner Barrier Replacement Liner approximately the size of a

approximately the size of a smartphone

Protect Your Pool—Without Disturbing Nature

Whether you're checking the water before a swim or monitoring temperature changes

Designed for peak performance

the world's first 5-in-1 cordless robotic pool cleaner designed to elevate your pool maintenance experience

Rock Blocker – Heavy-Duty Protective Pool Liner Barrier Replacement Liner approximately the size of aProtect your above ground pool liner from punctures, tears, and abrasions with the Rock Blocker, a premium protective barrier designed to extend the life of your pool. This durable, heavy duty underlayment provides an extra layer of defense against rocks, roots, and rough surfaces, ensuring a smooth and secure foundation for your pool. Made from puncture resistant geotextile material, the Rock Blocker is engineered to prevent damage from sharp objects