16" x 20" x 1" Replacement Air Filter, Pleated, Merv 8

Purolator Hi-E® 40 Pleated Air Filter – Technical Product Information

The Purolator Hi-E® 40 Series Pleated Air Filter (Model HE40-16X20X1) is a medium-efficiency filtration component designed for professional HVAC and air handling applications. Manufactured with a moisture-resistant beverage board frame and 100% hydrophobic synthetic media, the filter provides dependable particulate control, dimensional stability, and extended service life. Engineered for consistent performance under variable airflow and humidity conditions, the Hi-E® 40 is suitable for use as a primary filter or as a prefilter in multi-stage systems requiring MERV 8-rated filtration.

Technical Specifications

• Product Code: HE40-16X20X1
• Manufacturer: Purolator
• Series: Hi-E® 40
• Model: HE40-STD1
• Nominal Size: 16 x 20 x 1 inch
• Actual Dimensions: 15-1/2 inch (Width) x 19-1/2 inch (Height) x 3/4 inch (Depth)
• Available Depths: 1", 2", and 4"
• Media Type: 100% Synthetic, Un-dyed, Hydrophobic
• Media Color: White
• Frame Material: Moisture-Resistant Beverage Board
• Performance Rating: MERV 8 (per ASHRAE 52.2)
• Airflow Capacity: 665 CFM (Cubic Feet per Minute)
• Initial Resistance: 0.27 in. wg at rated airflow
• Final Recommended Resistance: 1.0 in. wg
• Average Dust Spot Efficiency: 35–40%
• Average Arrestance: Approximately 95%
• Maximum Operating Temperature: 225°F (107°C)
• Construction Features:
  • Rigid beverage board frame maintains dimensional stability under load
  • Mechanically bonded pleats for consistent performance and durability
  • Even pleat spacing to optimize airflow and dust loading
  • Non-corrosive materials for use in humid or variable environments
• Applications:
  • Commercial HVAC and air handling systems
  • Industrial filtration systems
  • Institutional and healthcare environments
  • Prefilter in multi-stage filtration assemblies
• Orientation: Install with airflow direction arrow aligned to system flow
• Compliance: ASHRAE 52.2 and UL 900 Classified

Professional Summary

The Purolator Hi-E® 40 MERV 8 Pleated Filter delivers professional-grade air filtration performance with consistent particulate removal efficiency and mechanical stability. Its synthetic hydrophobic media maintains filtration integrity in both humid and dry conditions, while the reinforced beverage board frame provides resistance to flexing and collapse. Suitable for direct replacement in standard filter housings, the Hi-E® 40 supports efficient airflow management and extended service intervals in commercial and industrial air handling systems. Designed for mechanical reliability and low maintenance, this filter is well-suited for environments requiring stable, medium-efficiency air quality control.