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16x20x1 HVAC Air Filter MERV 8 (6-Pack) — Pleated Furnace AC Filter
National HVAC Parts

16x20x1 HVAC Air Filter MERV 8 (6-Pack) — Pleated Furnace AC Filter

SKU: NHVAC-FILT-16x20x1 Brand: National HVAC Parts
$29.99
Market price $35.28
SAVE $5.29 (15%) vs market
Genuine National HVAC Parts OEM part · Guaranteed to fit your unit

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Texas CMBL #19328542014
SAM.gov Registered
Govt POs Accepted

16x20x1 inch pleated air filter rated MERV 8. Common size for smaller furnaces and apartment units.

  • Size: 16" x 20" x 1"
  • MERV: 8
  • Type: Pleated synthetic

Shipping Information

  • Orders placed before 3PM CST ship same business day
  • Standard delivery: 2-5 business days
  • Express shipping available at checkout
  • Free shipping on orders over $99
  • Tracking number emailed upon shipment

Return Policy

  • 30-day returns on unused parts in original packaging
  • Electrical parts (capacitors, contactors, control boards) are final sale once installed
  • Email info@nationalhvacparts.com to initiate a return
  • Refunds processed within 5-7 business days

Frequently Asked Questions

Does this Air Filter fit my National HVAC Parts 16x20x1 HVAC Air Filter MERV 8 (6-Pack) — Pleated Furnace AC Filter?
Yes. This is the factory-specified OEM air filter for the National HVAC Parts 16x20x1 HVAC Air Filter MERV 8 (6-Pack) — Pleated Furnace AC Filter. It is a direct drop-in replacement that fits without modification. Always verify the model number on your equipment nameplate before ordering.
How do I replace the air filter on my National HVAC Parts 16x20x1 HVAC Air Filter MERV 8 (6-Pack) — Pleated Furnace AC Filter?
Refer to your equipment service manual for model-specific steps. General approach: turn off power, photograph connections, remove old part, install new part, restore power and test. For gas components, hire a licensed technician. Email info@nationalhvacparts.com for guidance.
What symptoms mean I need a new air filter?
Common symptoms: unusual noises, intermittent operation, complete failure, or visible damage. Visit our diagnostic hub for symptom-based troubleshooting.
Will this air filter fit brands other than National HVAC Parts? +
Cross-brand compatibility varies by part. The safest method is matching the exact OEM part number stamped on your old part. If you are unsure, email info@nationalhvacparts.com with your equipment model number and we will verify the correct replacement before you order.
Should I use OEM or aftermarket for my National HVAC Parts air filter?
OEM recommended for reliability and warranty compatibility. OEM parts match exact factory specifications for proper fit, performance, and safety. While aftermarket alternatives cost less upfront, the risk of improper fit and reduced lifespan usually makes OEM the better value long-term.
How fast does National HVAC Parts ship?
Orders placed before 3:00 PM CST ship the same business day. Standard delivery is 2–5 business days anywhere in the continental United States. Express shipping available at checkout. We ship from Houston, TX to all 50 states. 30-day return policy on all parts.
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Mike Rivera
HVAC Parts Specialist — Online