Why a Woodland Hills whole home iaq system installation starts at the air path, not the brand
Woodland Hills brings a specific comfort puzzle: large attic systems, ranch homes, hillside remodels, and older insulation. The health and comfort pressure is extreme heat, attic temperatures, long compressor runtime, pets, dust, and bedrooms under hot rooflines. The install pressure is load calculations, duct redesign, heat pump sizing, panel readiness, and high-heat commissioning. That combination is why Breathe LA 365 starts with room mapping instead of a generic equipment pitch. Equipment selection in Woodland Hills only matters once the room outcome is named: a primary bedroom that holds 70°F at 11 p.m., a nursery without direct supply draft on the crib, a clean room ready for the next AirNow PM2.5 spike, or a home office that holds ±1°F across a workday.
The technical anchor for whole home iaq system installation: ASHRAE 62.2-2022 mechanical ventilation rate formula: Qfan = 0.03 × Afloor + 7.5 × (Nbr + 1) CFM. An 1,800 sq ft, 3-bedroom Los Angeles home calculates to 0.03×1800 + 7.5×4 = 54 + 30 = 84 CFM continuous outdoor air. ASHRAE 62.2 Table 5.1 spot exhaust: kitchen 100 CFM intermittent or 5 ACH continuous; bath 50 CFM intermittent or 20 CFM continuous.
Marcus runs the static-pressure, supply-CFM, and return-free-area triangle before any quote leaves the office. Audit takes 60–90 minutes onsite; written engineering report follows within 48 hours.