Dexerdry® Weatherproofing Insert – Flexible rolls

$ 120.00$ 550.00

Thermoplastic inserts placed between grooved deck boards to weatherproof the deck surface.

Dexerdry® lets you select the decking you like, while efficiently installing your decking and underdecking at the same time.

Decking grooves are different sizes, so please select Dexerdry® size accordingly.

See our main Dexerdry® page for more details




One large roll generally covers 100+ sq ft.

One small roll generally covers 20+ sq ft.

Decking will need to be fastened with face screws, but no fasteners will be necessary for inserts.

See installation instructions here.

Framing and decking layout details here.

Router bit use and details here.



Additional information

Weight N/A
Dimensions N/A
Compatible decking

Azek, TimberTech, Deckorators, Evergrain, Trex Select, Fiberon, MoistureShield, Trex Transcend, Trex Enhance

Roll Size

240 foot roll, 50 foot roll


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