We manufacture instruments, provide training, and distribute products for the control of air leakage in buildings.
Our blower doors are used worldwide for energy conservation and fire protection enclosure integrity measurements.
Our radon control products are used by homeowners and contractors to solve radon problems in buildings.
Our instruments include personal seismometers, infrasound monitors, and digital micro-manometers.
Call (540) 943-2776 to talk with one of our experts.
We are located in the Shenandoah Valley of Virginia.
If you can't find a solution to your radon gas mitigation or
air leakage measurement and control problem here,
then we probably know where the answer is.
Don't hesitate to
for more information.
See for latest page updates.