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ABOUT our patented vent system

Double T Construction LTD has developed and patented a revolutionary venting system for onion and potato storage sheds. Here are a few reason why this venting system can be a benefit to you:

Onion storage with ventillation system

INSTALLATION of our vent system

Double T Construction LTD installs several onion storage sheds each year. We have developed a workflow that enables us to produce these storage sheds to the highest construction standards and enable our patented system to perform to specifications.

We are located in Walla Walla, Washington, one of the our country's onion capitols. If you would like to get an estimate or learn more about our patented vent system, please contact us.

(509) 529-4898

1243 Reser Rd
Walla Walla, WA 99362

Contractor's Licenses

WA State: DOUBLTCO44JS
OR State: 113389
ID State: RCE-39014

© 2017 Double T Construction LTD

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