Air Duct Care services in Palo Alto

Technician holding a flashlight beside a closed metal duct access cover in a basement.

Duct Condition Assessment

There is visible debris, an odor, moisture, pests, or a concern that needs to be checked rather than assumed.

Removed floor register beside an open metal register boot and a flashlight.

Pre-Cleaning HVAC Inspection

A cleaning scope has been proposed but the accessible system and materials have not been documented.

Technician photographing a removed return grille resting on a protective cloth.

Visible Contamination Documentation

Someone has reported mold, debris, or another condition without showing where it is.

Technician with a clipboard beside a closed HVAC cabinet and metal ductwork.

Whole-System Scope Review

A quote names only one duct section although the concern may involve more of the forced-air system.

White floor register on a folded cloth beside an open floor vent.

Post-Cleaning Visual Check

Work is complete but the homeowner has not seen how cleanliness was verified.

Detached latched metal access panel beside a short rectangular duct section.

Access-Port Planning

The system cannot be inspected or cleaned through existing openings alone.

Rigid metal duct, flexible duct and a foil-faced fibrous panel sample on a bench.

Duct Material Assessment

The system may use bare sheet metal, flex duct, duct board, or internally lined duct, each needing different care.

Whole-System Cleaning

Technician beside a closed HVAC cabinet and a compact vacuum with coiled hose.

Whole HVAC System Cleaning

The assessment documents substantial debris, pests, or visible contamination across more than one system component.

Detached rectangular metal duct section and a round brush on a workbench.

Supply Duct Cleaning

Excessive debris is documented in supply-side ductwork or is being released from supply registers.

Wall return grille beside a compact utility vacuum with its hose resting on the floor.

Return Duct Cleaning

Excessive debris is documented in return-side ductwork beyond normal dust on a return grille.

Two detached white floor registers and a small hand brush on a cloth-covered bench.

Supply Register Cleaning

Supply-register surfaces are visibly dirty or debris is documented at the outlet.

Large detached white return grille resting against a utility-room wall on a protective cloth.

Return Grille Cleaning

A return grille has visible dust and the assessment identifies cleaning it as part of the agreed work.

Detached square white ceiling diffuser and a small brush on a cloth-covered bench.

Diffuser Cleaning

A diffuser is visibly soiled or included in a documented whole-system scope.

Technician looking at a closed air-handler cabinet beneath metal ductwork.

Air-Handler Housing Cleaning

The assessment documents debris in the accessible air-handling-unit housing.

Component Care

Detached finned cooling coil with copper return bends standing in a shallow tray.

Cooling Coil Cleaning

A cooling coil is documented as dirty during HVAC service or a condition-led assessment.

Technician holding a folder beside the upper closed furnace cabinet and vent.

Heat Exchanger Cleaning Assessment

A qualified HVAC assessment identifies a heat-exchanger cleaning need within its proper safety scope.

Detached shallow black drain pan with a side outlet on a utility workbench.

Condensate Pan Cleaning

Standing water or debris is documented in a cooling-system condensate pan.

Detached fan motor and metal mounting bracket on a worn workbench.

Fan Motor & Housing Cleaning

Debris is documented around the accessible fan motor or housing during a complete system assessment.

Pleated HVAC filter partly withdrawn beside a closed cabinet and metal filter rack.

Filter Holder & Bypass Check

A filter is missing, clogged, or air can bypass gaps around the holder.

Screwed metal access cover on a rectangular basement duct.

Access Opening Restoration

An access hole or door used for inspection or cleaning needs to be left sealed and insulated.

Condition Response

Technician using a flashlight to look at a white wall return grille.

Visible Mold Next-Step Assessment

There is substantial visible growth inside hard-surface ducts or on HVAC components.

Foil-faced fibrous panel sample on a protective cloth beside a gloved hand.

Wet or Moldy Fiberglass Duct Referral

Fiberglass duct board or liner is wet or visibly moldy.

Detached return grille, closed utility vacuum and folded protective cloth in a utility room.

Pest or Excessive Debris Cleanup

Ducts are infested with pests or clogged with excessive dust and debris.

White floor register beside a patched wall and renovation dust on the floor.

Renovation Dust Response

Construction or renovation dust entered registers or the HVAC system was run during dusty work.

Technician seated beside a detached metal duct sample and closed folder.

Chemical Treatment Review

A provider proposes a biocide, ozone, or sealant inside ductwork.