Wald Inc. in Nagano
Learn how we build high-performance homes in Japan. Discover trusted, science-backed insights and updates from the CEO of Wald Inc.
Do airtightness and breathing walls contradict each other? Will natural materials grow mould? WALD answers your technical home-building questions using Building Physics. Learn how natural insulation like PAVATEX and calculated vapor permeability prevent condensation and create a truly healthy home.
Thank you for reading our previous series, "The Truth About 'Breathing Homes' Revealed by Building Physics...
Eliminating the "Wind" for Ultimate Comfort. Discover how the PS Radiant Heating & Cooling System achieves ultimate year-round climate comfort.
The House Also Breathes "Intelligently" — Preventing Over-Drying and Heat Loss. Discover how demand-controlled ventilation creates an ideal airtight home.
Walls Don't "Trap" Moisture, They "Manage" It. Discover why PAVATEX wood fiber insulation is crucial for creating a truly moisture-managing breathing home.
The "Apertures" That Support a "Breathing Home." Discover why Wald chooses German DAKO windows for superior thermal performance and indoor comfort.
Rethinking True Comfort and Health from the Problem of Condensation. Discover Wald’s core philosophy and technologies for a truly comfortable, healthy home.
For WALD, "kind to people and the environment" is a promise backed by building science. Discover how sustainable technology creates ultimate comfort.
Explore our custom-built homes and renovations in Nagano. Each project reflects the unique vision and lifestyle of our clients, brought to life through our commitment to quality.
Wald Inc. is a Nagano-based construction company (komuten) that builds custom-designed homes using natural materials.