Centennial's Leading Commercial Duct Cleaning Service

Ask whether they use HEPA negative-air and seal the non-active registers; whether they clean the returns, blower, and coil or only the registers; whether the quoted price changes on-site; and whether you get before/after photos and an itemized scope. Those four answers separate a real clean from a quick upsell.

Yes — cigarette and cigar nicotine residue is one of our most common post-purchase asks. Standard reset: a full duct cleaning plus indoor coil clean, sanitize, and a new HVAC filter, documented with photos so you can show the system was reset.

Yes. New-build ducts often still hold construction debris, sheetrock dust, and insulation fragments that combine over the years with pet dander and outdoor allergens into a real airflow problem. We pull these out regularly on move-in resets.

Yes, after the dusty work is done. Drywall sanding and demolition push fine debris into the duct runs; cleaning afterward keeps it from recirculating through the home. If you're also encapsulating a crawlspace, do that first, then clean.

Yes — a full clean plus sanitize and a new filter is the highest-impact play for allergy and asthma households, and it usually gives noticeable relief within a few days. Common Centennial request for growing or multi-generational homes.

Yes — air duct, dryer vent, and chimney are the three we do together. Ask for a bundle and we'll discount the second and third service so the whole home is reset in one visit.