If your Houston home has recently been through a renovation — a kitchen remodel, a bathroom update, new flooring, or even just fresh paint throughout — your HVAC system has been exposed to a level of contamination that most homeowners never think about until their family starts experiencing unexplained respiratory symptoms.
What Happens to Your HVAC System During a Renovation
Even with proper dust barriers and containment in place, fine construction dust finds its way into your ductwork during any renovation activity:
**Drywall sanding dust** generates microscopic gypsum powder that is drawn directly into return ducts. Settles on interior surfaces throughout the system and is almost impossible to remove through standard household cleaning.
**Paint particles and chemical residues** release volatile organic compounds during application and curing. Drawn into the HVAC system and settle on interior duct surfaces.
**Wood dust and sawdust** from framing, flooring, trim, and cabinet installation enters the duct system and accumulates on the evaporator coil and plenum box.
**Insulation fibers** from disturbed or newly installed insulation are extremely fine and easily drawn into return vents where they become permanently lodged inside the system.
Health Risks Post-Renovation
Construction dust and chemical residues inside your HVAC system are continuously redistributed into your living spaces every time the system cycles on. For households with children, elderly members, or individuals with pre-existing respiratory conditions, this contamination can produce significant health effects.
What Post-Renovation Duct Cleaning Accomplishes
Our NADCA-certified post-renovation cleaning addresses all 8 HVAC components: return ducts, evaporator coils, blower fan, heating chamber, plenum box, supply ducts, register boxes, and grills. We use source removal methods that eliminate every accessible layer of construction dust, chemical residue, and renovation debris from interior surfaces.
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AH-CHOO! Indoor Air Quality serves Houston, Austin, San Antonio, and South Louisiana. NADCA certified. Average job time: 7 hours. 8 components cleaned every service. 38 years of experience.