18 x 20 x 1" MERV 8 Pleated Air Filter

3M

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SKU:
S-26431
$11.06 ex. Tax
Width:
18.00 (in)
Height:
20.00 (in)
Depth:
1.00 (in)
$11.06 ex. Tax
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Description

18 x 20 x 1" MERV 8 Pleated Air Filter - Professional Grade HVAC Filtration

Upgrade your indoor air quality with our professional-grade 18 x 20 x 1" MERV 8 pleated air filter. Engineered for superior performance and long-lasting durability, this filter delivers 90% particle capture efficiency to keep your air clean and your HVAC system running efficiently.

Why Choose MERV 8 Filtration?

MERV 8 filters offer Standard Efficiency - General purpose filtration for homes and small offices. These filters effectively capture dust, lint, pollen, mold spores, pet dander, dust mites, providing cleaner, healthier air for your space.

Key Features & Benefits

  • ✓ High-Capacity Pleated Design - More surface area means better filtration and longer filter life
  • ✓ Moisture-Resistant Frame - Durable paperboard construction with diagonal supports prevents warping
  • ✓ Wire-Reinforced Structure - Maintains shape and rigidity even under high airflow conditions
  • ✓ 100% Synthetic Media - Non-woven synthetic material for consistent, reliable performance
  • ✓ UL/C-UL Listed - Certified for safety and quality assurance
  • ✓ Professional Grade - Same quality filters used by HVAC professionals nationwide

Technical Specifications

Nominal Size:18 x 20 x 1"
Actual Dimensions:18" W x 20" H x 1" D
MERV Rating:8 (Standard Efficiency)
Filtration Efficiency:90% of airborne particles
Filter Type:Pleated
Frame Material:Moisture-resistant paperboard
Media Material:100% non-woven synthetic
Case Quantity:12 filters
Certification:UL/C-UL Listed

Ideal Applications

Perfect for: Residential homes, Small offices, Light commercial use

What This Filter Captures

MERV 8 filters effectively remove: dust, lint, pollen, mold spores, pet dander, dust mites

Installation & Maintenance

  • Recommended Replacement: Every 90 days (3 months) for optimal performance
  • High-Use Environments: Replace every 60 days if you have pets, allergies, or high dust levels
  • Installation: Follow airflow direction arrows on filter frame
  • Compatibility: Fits standard 18 x 20 x 1" filter slots in most HVAC systems

Frequently Asked Questions

How often should I replace my 18 x 20 x 1" MERV 8 air filter?

We recommend replacing your filter every 90 days (3 months) under normal conditions. If you have pets, allergies, or live in a high-dust environment, consider replacing it every 60 days for optimal air quality and HVAC efficiency.

What's the difference between MERV 8 and other MERV ratings?

MERV 8 filters capture 90% of airborne particles. General purpose filtration for homes and small offices. Higher MERV ratings provide better filtration but may restrict airflow in some systems.

Will a MERV 8 filter fit my HVAC system?

This 18 x 20 x 1" filter fits standard 18 x 20 x 1" filter slots. Measure your current filter or filter slot to confirm. The actual dimensions are 18" x 20" x 1".

How many filters come in a case?

Each case contains 12 filters. Buying by the case ensures you have replacement filters on hand and provides better value than purchasing individual filters.

? Order Your 18 x 20 x 1" MERV 8 Filters Today

Professional quality. Competitive pricing. Fast shipping.

Stock up and save! Each case contains 12 filters - enough for a full year of replacements.

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Extra Information

Brand:
3M
Width:
18.00 (in)
Height:
20.00 (in)
Depth:
1.00 (in)