Shrink wrap does not breathe, so shrink wrap vents are a must for your shrink wrap project, to help prevent condensation underneath. Vents may also be used in other applications, such as for dock box venting. There are 3 types of shrink wrap vents:

It is recommended that

To learn more about controlling moisture, refer to the Shrink Wrap Tips / FAQ topic:
Moisture Control (Why you need shrink wrap vents).

To determine how many shrink wrap vents you need, refer to the following chart:
Shrink Wrap Size & Venting for Your Boat Cover.

We also offer products for Mildew Control.

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