What a Sill Sealer is Intended to Do In crawl space homes, a sill sealer is commonly placed between the concrete foundation and the sill plate. Its primary purposes are [...]

Minimizing Field Modifications to Soffit Boards We would like to introduce a new installation idea for use with 3/4” Cedar Channel and T&G Soffit Boards. This detail is designed [...]

ICC-ES ESR-4161 CBC/CRC SUPPLEMENT / ESL-1274 The Joto-Vent System® 1x6 Joto-Vent "KP-L150U", in conjunction with Architectural Covering "WACF-U45" complies with the performance requirements of ASTM E2886 as described in [...]

Example of Stucco Wall Assembly with Joto-Vent This detail proposing an assembly that uses a weep screed. When Joto-Vent is used, a space is required between the foundation and [...]

Field-Tested in Washington State This is based on on-site measurements conducted in an actual residential building in Washington State. The study compares the Joto-Vent System® continuous perimeter vent system [...]

Oregon Building Codes Joto-Vent System® is installed between the foundation and the sill plate, allowing crawlspace vents without making holes in the concrete foundation or cutting into the exterior [...]

Anchor Bolt Layout Planning For the Joto-Vent System, a ventilation gap is created between the concrete foundation and the sill plate. The ICC-ES Acceptance Criteria (AC497) require that this [...]

3 Examples of Installation With and Without Joto-Vent. Joto-Vent is designed to provide continuous ventilation around the entire foundation. However, in some cases – such as under porches or [...]

Supporting Long-Lasting Homes with Innovative Japanese Building Technology. Joto-Vent System USA®, Inc. is the U.S. subsidiary of Joto Techno Co., Ltd., a leading Japanese building manufacturer with over 65 [...]

Where Function Meets Aesthetics The Joto-Vent’s “continuous” Soffit Vent combines efficient attic ventilation with a seamless eave appearance. For 3/4” soffit boards, discreet slits are cut into the board, [...]