Library

Standard describing methods for installing radon mitigation systems in existing residential buildings three stories or less in height which was published in the year 2021 and is available for preview and purchase at the reference link.

ASTM designation regarding two radon control options for low-rise residential building construction. This standard was produced in the year 2008, and is available for preview and purchase at the reference link.

This document covers a description of the need and applied solutions for supplemental dehumidification in warm-humid climates, especially for energy efficient homes where the sensible cooling load has been dramatically reduced.

Document outlining important safety considerations of ventless fireplaces.

Infographic explaining what a seismic shut-off valve is and providing frequently asked questions.

Presentation about the combustion properties of wood.

Webpage describing burn bans, which wood burning devices are legal in Washington, why wood smoke is harmful to health, and how to reduce the smoke from your wood burning device.