Joto-Vent System

Joto-Vent System Proven ventilation technology with over 4.5 million homes across Japan that provides maximum cross air flow in the crawl space without vent boxes.

We’re excited to sponsor Hole #8 at the CWHBA Golf Tournament today!Stop by and say hello if you’re on the course. We l...
06/18/2026

We’re excited to sponsor Hole #8 at the CWHBA Golf Tournament today!
Stop by and say hello if you’re on the course. We look forward to seeing everyone!

We’re excited to participate in the Customer Appreciation Day BBQ hosted by Tum-A-Lum Lumber Company in Hood River, OR o...
06/18/2026

We’re excited to participate in the Customer Appreciation Day BBQ hosted by Tum-A-Lum Lumber Company in Hood River, OR on June 18, 2026!

Happy June 17 from Dunn Lumber Shoreline!We’re here today with our Joto-Vent tabletop display. If you’re nearby, come sa...
06/17/2026

Happy June 17 from Dunn Lumber Shoreline!

We’re here today with our Joto-Vent tabletop display. If you’re nearby, come say hello — everyone is welcome!

Stop by Hole 17 and say hello!Looking forward to seeing everyone at the HBA Golf Tournament. ⛳️
06/15/2026

Stop by Hole 17 and say hello!
Looking forward to seeing everyone at the HBA Golf Tournament. ⛳️

We’re looking forward to meeting everyone at the Builders FirstSource BBQ in Bend, OR on June 10.See you there!
06/10/2026

We’re looking forward to meeting everyone at the Builders FirstSource BBQ in Bend, OR on June 10.
See you there!

The 1x6 Joto-Vent Reinforcement Block is made for high vertical load points where extra bearing support is needed. For 2...
05/22/2026

The 1x6 Joto-Vent Reinforcement Block is made for high vertical load points where extra bearing support is needed. For 2x6 Joto-Vent, there is no dedicated block, but an insert block can be added in the anchor hole to increase load capacity when needed. In both cases, final selection and placement should be reviewed by the engineer of record.

Joto-Vent comes in two thickness options, and each one offers different benefits for ventilation and installation. The 1...
05/08/2026

Joto-Vent comes in two thickness options, and each one offers different benefits for ventilation and installation. The 1x6 option is a good fit for perimeter venting and can also support WUI requirements with the right covering. The 2x6 option provides more vent area and can make installation easier while helping balance performance and cost.

Joto-Vent has been used in Japan for nearly 50 years, where earthquakes happen often. It helps reduce moisture by separa...
04/24/2026

Joto-Vent has been used in Japan for nearly 50 years, where earthquakes happen often. It helps reduce moisture by separating concrete from wood and allowing air to move through the crawl space. With full-perimeter ventilation and flexible design options, Joto-Vent helps support long-term durability.

Joto-Vent is a different alternative to pour-in concrete and rim-joist vents.It creates continuous perimeter ventilation...
04/02/2026

Joto-Vent is a different alternative to pour-in concrete and rim-joist vents.
It creates continuous perimeter ventilation with no visible exterior vents.
Confirm height and anchor bolt details early to avoid rework.

A better crawl space helps build a better home.With over 50 years of experience, Joto-Vent supports natural airflow, hel...
03/31/2026

A better crawl space helps build a better home.
With over 50 years of experience, Joto-Vent supports natural airflow, helps reduce damp and stagnant air, helps prevent rodent access, and delivers a clean architectural finish.
ICC-ES certified.

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Redmond, WA

Telephone

(425) 256-2210

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