HVAC & Mechanicals
Another use for your Shop-Vac
A simple and affordable balanced ventilation solution for small tight houses
Left-, right-, and straight-cutting snips with single- and compound-leverage each have their place on a jobsite
Making vinyl siding look great by eliminating ugly J-channel
Pennsylvania, New York, and Vancouver think so.
Two fans talk to each other to replace stale air with fresh air
Houses cannot expand and contract with changes in pressure like balloons can. Instead, they need paths for air to balance the pressure