Are retractable pergolas waterproof?

Retractable awnings and retractable pergolas have different fabric materials that can repel water, and some of them are made of water resistant/repellent fabric and some from waterproof fabric at RetractableAwnings.com.

What is the best hardtop gazebo to buy?

MELLCOM Hardtop Gazebo – Best Overall

The MELLCOM Hardtop Gazebo is made of aluminum and alloy steel, making it durable and resilient against all weather. The galvanized steel ceiling keeps away the sun’s harmful UV rays and serves as a shield against wind and rain.