Trex RainEscape Post Flash

Easily installed by any homeowner or deck builder. Once installed, the dry space below the second-story deck can be used for additional living space or storage. Can be installed on any 4” x 4” (10.16 cm x 10.16cm) post. Speeds up any installation and ensures a tight waterproof fit. Finish the space with lights, ceiling fans, entertainment components and more. Extends the life of your deck.