MERV Air Filter
A pleated furnace/air-handler filter rated on the MERV scale (1–16) for particle-capture efficiency.
Quick answer
MERV Air Filter: A pleated furnace/air-handler filter rated on the MERV scale (1–16) for particle-capture efficiency. Typical cost: $15–$45 per filter; replace every 60–90 days..
Why it matters
MERV 11–13 dramatically improves indoor air quality but can choke older blowers — always check static pressure before upgrading.
Typical cost
$15–$45 per filter; replace every 60–90 days.
Pros
- • MERV 13 captures most wildfire smoke and bacteria
- • Cheap upgrade for allergy sufferers
Cons
- • Higher MERV restricts airflow on weak blowers
- • Must be changed more often than fiberglass
Common uses
- • Every forced-air HVAC system
Alternatives
Standalone HEPA air purifiers
Learn
All hvac answers
Browse
All entities
Related questions
People also search for
More hvac entities
Frequently asked questions
- Is MERV 13 too restrictive?
- For most modern ECM blowers, no. For older PSC blowers, MERV 11 is usually the safe ceiling.
HomeownerAnswers.com
Search another homeowner question
Costs, repair vs replace, financing, insurance — get an answer in seconds.
Estimates and guidance are educational. Always confirm with a licensed local professional before making decisions.