Washable Reusable Pleated Primary Air Filter 

Product Overview

AALfilter’s Washable Pleated Primary air filter is a cost-effective, reusable, and environmentally friendly solution designed to capture large airborne particles while maintaining optimal airflow and air quality. Featuring a pleated design, this filter maximizes surface area for high dust-holding capacity and low resistance, reducing energy consumption. Constructed from durable synthetic media and supported by a rigid, corrosion-resistant frame, this filter is washable and reusable, significantly lowering maintenance costs and waste. Additionally, its customizable removable structure allows for frame and supporting reuse, making it a sustainable choice for various HVAC and industrial air filtration applications.

Key Features

✅ Washable & Reusable – Designed for multiple use cycles after washing, reducing filter replacement costs and waste.

✅ Removable & Reusable Frame – Outer frame and internal supporting can be disassembled and reused, ensuring long-term sustainability.

✅ Pleated Design for Maximum Efficiency – Expands filtration surface area, enhancing dust-holding capacity and airflow performance.

✅ Durable & Rigid Structure – Constructed with nonwoven needle-punched synthetic media and secured with galvanized or stainless steel framework to prevent air bypass.

✅ High Dust-Holding Capacity – Effectively captures particles ≥5μm, extending the service life of secondary and HEPA filters.

✅ Corrosion-Resistant Frame Options – Available in aluminum alloy, galvanized steel, or stainless steel, ensuring durability in various environments.

✅ Low Airflow Resistance – Optimized pleat structure allows efficient air circulation with minimal pressure drop.

Specifications

· Filter Grade:

o G2, G3, G4 (EN779)

o EU2, EU3, EU4 (EUROVENT)

· Filtration Efficiency:

o 75%, 85%, 95% (ASHRAE 52.1-1992)

· Particle Filtration Size: ≥5μm

· Humidity Resistance: ≤100% RH

· Temperature Resistance:

o Continuous: ≤100°C

o Instantaneous: ≤120°C

· Filter Material: Polyester fiber filter cotton, nonwoven fabric

· Frame Options:

o Aluminum alloy

o Galvanized steel

o Stainless steel

· Support Structure: Dual racking system (galvanized steel, spray-painted steel, stainless steel)

· Customization Options:

o Washable Media: Reusable after washing

o Removable Structure: Outer frame and supporting can be disassembled and reused

Applications

The Washable Pleated Primary Air Filter is ideal for HVAC systems, air handling units, and high-dust environments, where frequent filter replacement can be costly and inefficient.

✅ HVAC & Commercial Buildings: Used in air handling units, office buildings, hospitals, hotels, and shopping malls for cost-effective pre-filtration.

✅ Industrial Manufacturing: Applied in factories, workshops, and cleanrooms to capture airborne dust and debris while maintaining energy efficiency.

✅ Chemical & Energy: Suitable for chemical plants, refineries, and energy production facilities, offering resistance to humidity and airborne contaminants.

✅ Healthcare & Pharmaceuticals: Pre-filtration in hospitals, laboratories, and pharmaceutical manufacturing, ensuring clean and safe air circulation.

✅ Food & Beverage: Maintains hygienic air quality in food processing and beverage production plants while reducing operational costs.

✅ Transportation: Used in airports, train stations, and vehicle ventilation systems, where reusability and high dust capture are essential.

✅ Agriculture: Applied in greenhouses, livestock facilities, and poultry farms, offering long-lasting filtration in high-dust conditions.

✅ Automotive: Used in spray booths, production lines, and air purification systems for dust control and pre-filtration.