FREQUENTLY ASKED QUESTIONS
Are there any health benefits that come from HVAC system cleaning?
YES
- Regular cleaning can improve indoor air quality
- Can get rid of mold, bacteria, dust, and odor
Will HVAC system cleaning reduce our home energy bills?
YES
- A clean system runs more efficiently
- Can prevent the system from breaking down
How should a residential HVAC system be cleaned?
- By the use of a specialized, powerful vacuum that hooks up to the system to create negative pressure
- The vacuum draws air through the system
- Devices are inserted into ducts to dislodge debris
- The debris then travels down the ducts into the vacuum
How often should residential HVAC systems be cleaned?
- Typically, every five years
- Should be more frequent if there are
- Smokers in the home
- Pets that shed high amounts of hair and dander
- Water contamination
- Damage to home or HVAC system
- If you have allergies
- After any home renovation
- Prior to occupancy of a new home
What is a normal price range for an air duct cleaning service?
- $450.00–$1,200.00 per heating and cooling system
- Price varies depending on the size of the system, accessibility, level of contamination, and type of duct material
What about companies that offer whole house duct cleaning for around $99?
- BE aware of “blow-and-go” companies
- They often charge a nominal fee and do a poor job
- May employ the “bait-and-switch” technique by persuading the consumer into unneeded services
What criteria should I use in selecting an HVAC system cleaner?
The best HVAC system cleaners have all of the following qualifications:
- Should be a member and be certified by the National Air Duct Cleaners Association (NADCA)
- Have been in business long enough to have adequate experience
- Have an A+ with the Better Business Bureau (BBB)
- Properly licensed, insured, and bonded
- Recommend cleaning ALL the air ducts and equipment
- Not advertising “$99 whole house specials”
- Has proper equipment such as a power vacuum truck
Why should I choose a NADCA member to clean my HVAC system?
The best HVAC system cleaners have all of the following qualifications:
- Members have signed a Code of Ethics
- Must follow stringent requirements to become a NADCA Member
- Members must have certified Air System Cleaning Specialists (ASCS) on staff
- All members must take and pass the NADCA Certification Examination
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