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VENTING 101 – Air Admittance Valve Pros and Cons

Section Showing AAV

During maintenance you’ll want to be assured the top of the vent is kept open. A blocked vent can be caused by leaves, dead animals and ice dams (in very cold climates). Another “not-so-common” way

Painting HardieSoffit Panels and Attic Air Balance

Picture of HarkieSoffit

Net free venting requirements for residential construction states that we should provide a “balanced” air flow for attic ventilation. 50% of the air needed to cool your attic should enter at the edge of the roof…down near the windows. 50% of the required openings should be as high as

The Return Air Chase – Misunderstood and Often Abused

Air Conditioning and Heating Unit

Indoor air and it’s quality depend on the design of the interconnected parts of your home; somewhat like the knee bone is connected to the hip bone. Air quality can suffer when there are poor connections or no connections within the return air system.