New! Now Available in Narrow, Standard, and Wide Widths Explore Multi-Width Decking

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Whether you’re looking for a secluded spot below and a sunny deck above, DrySpace doubles your livable outdoor space. Designed with second-story decks in mind, DrySpace collects and channels moisture from the spaces between boards with a hidden under-deck drainage system.


Visit your local dealer or retailer to see and learn more about this product.


Material Made for Long-Term Reliability
Made of solid extruded vinyl for maximum strength, durability, and weather resistance.


Simple Installation
Easily attaches to new or existing deck joists to protect your under-deck outdoor space from moisture, mold, and mildew damage.



AZEK’s use of the mark DRYSPACE is with the consent of DrySpace, Inc., in Cedar Rapids, Iowa (  AZEK and DrySpace, Inc. are not affiliated in any way.  Neither company warrants the goods or services of the other

Kits available for:

12" on-center spans in 12' lengths
16" on-center spans in 12' and 16' lengths

Questions About Installation?

We’re here to assist you with videos, guides, and more. View Installation Help.


The Best Warranty Coverage

We back your DrySpace with a 25–Year Limited Warranty. We promise protection from cracking, peeling, and more. See full warranty details.

Will chemical treatments or stains damage DrySpace?

While common composite deck cleaners will not damage the DrySpace, any other cleaners should be verified to be vinyl-safe.

Can I install DrySpace by myself?

Yes. Complete, easy-to-follow instructions come with your DrySpace purchase or you can refer to our Installation Help guide. Installation is easiest with two people. The everyday tools and materials you will need are readily available, and easy to find at your local hardware store.

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