Purolator’s innovative Key Pleat® standard and high capacity filters are the best-performing self-supported pleat (SSP) on the market. Using breakthrough technology and processes by Purolator’s R&D team, the Key Pleat achieves a mechanical MERV 8 efficiency, extremely low pressure drop, and industry-leading dust holding capacity.

Features & Benefits

• Standard and high capacity MERV 8, MERV-A 8-A
• Automated process delivers consistency and durability
• Durable, self-supporting synthetic media
• No metal, fully incinerable
• Die cut frame with interlocking corners for added strength
• Made in USA

Specifications

• Type: Self-Supported, Pleated, High Capacity
• Overall Width: 17-3/8 Inch
• Overall Height: 23-3/8 Inch
• Overall Depth: 3-3/4 Inch
• Media: Synthetic
• Media Area: 19.7 Square Foot
• MER Value: 8
• Flow Rate: 1500 CFM at 500 FPM
• Resistance: 0.15 Inch WG (Initial), 1 Inch WG (Final)
• Temperature Rating: 150 Deg F
• Frame Detail: 1-Piece, Heavy Duty, Die Cut, Beverage Board
• Application: Industrial, Commercial
• Applicable Standard: ASHRAE 52.2, UL (Canada and US), UL 900
• Nominal Size 18 Inch Width x 4 Inch Depth x 24 Inch Height

• P441824 - Air Filter, 18"x24"x4" Model 40 Std Pleated