Residential Air Duct Cleaning Cost in Houston, TX To give you a basic idea, residential air duct cleaning in Houston, TX, starts at around $775 and increases to about $1,000 per unit in the home. This price includes a thorough cleanse of the entire air handler and duct system from top to bottom.

Duct cleaning has never been shown to actually prevent health problems. Neither do studies conclusively demonstrate that particle (e.g., dust) levels in homes increase because of dirty air ducts. This is because much of the dirt in air ducts adheres to duct surfaces and does not necessarily enter the living space.

An air duct cleaning company will most likely charge around $90 to $125 per hour. Most jobs take between three and eight hours. Some contractors also charge per vent, with the average cost being around $25 to $50 per vent. Anything that increases the job's time or difficulty may incur extra fees.

Clean ducts ensure smoother airflow, reducing energy costs. Extended System Life: Regular cleaning minimizes wear and tear on your HVAC system, potentially saving you substantial money on future repairs or the need for early replacement.