Usha Filters
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Carbon Filters

Pleat Type Carbon Pre Filter

Usha Filters Pleat Type Carbon Pre Filters are designed for primary air filtration combined with odor and gaseous contaminant control in HVAC and ventilation systems. Manufactured using pleated synthetic media integrated with activated carbon, these filters effectively capture coarse and fine dust particles while reducing odors, smoke and harmful gases from incoming air.

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Product Overview

Usha Filters Pleat Type Carbon Pre Filters are designed for primary air filtration combined with odor and gaseous contaminant control in HVAC and ventilation systems. Manufactured using pleated synthetic media integrated with activated carbon, these filters effectively capture coarse and fine dust particles while reducing odors, smoke and harmful gases from incoming air.
The pleated construction increases filtration surface area, resulting in higher dust holding capacity, low pressure drop and improved airflow performance, making these filters ideal for pre-filtration applications.

Key Features

  • Pre-filtration with odor control 
  • Pleated activated carbon media 
  • Effective removal of smoke, odor and gaseous contaminants 
  • High dust holding capacity 
  • Low pressure drop for energy-efficient operation 
  • Lightweight and durable construction 
  • Uniform airflow distribution 
  • Suitable for fresh air treatment systems 
  • Available in washable and disposable designs 
  • Custom sizes available 

Construction Details

Component Material / Specification
Filter Media Pleated Synthetic Media with Activated Carbon
Carbon Type Activated Carbon Impregnated Media
Frame Material GI / Aluminum / Cardboard
Support Structure Expanded Metal / Wire Mesh
Sealant Industrial Grade Adhesive
Construction Type Pleat Type Carbon Pre Filter

Technical Specifications

Parameter Details
Filter Type Pleat Type Carbon Pre Filter
Filtration Efficiency G3 / G4 / F5
Media Type Pleated Activated Carbon Media
Filtration Function Dust, Odor & Gas Filtration
Recommended Face Velocity Up to 2.5 m/s
Initial Pressure Drop Low
Operating Temperature Up to 80°C
Frame Options GI / Aluminum / Cardboard
Standard Thickness 25 mm / 50 mm
Custom Sizes Available

Working Principle

Air passes through the pleated carbon media where dust particles are captured within the filtration layer while odors, smoke and gaseous contaminants are adsorbed by the activated carbon. The pleated design increases effective media area, resulting in improved airflow handling and enhanced filtration performance.

Applications

  • HVAC Systems 
  • Air Handling Units (AHU) 
  • Fresh Air Intake Systems 
  • Commercial Buildings 
  • Hospitals 
  • Hotels & Shopping Malls 
  • Pharmaceutical Facilities 
  • Food Processing Units 
  • Industrial Ventilation Systems 
  • Smoke & Odor Control Applications 
  • Laboratories 
  • Office Buildings 

Advantages

  • Combined Dust & Odor Control
  • Energy Efficient
  • Improved Indoor Air Quality
  • High Dust Holding Capacity
  • Economical Pre-Filtration Solution

Maintenance Guidelines

  • Inspect filters regularly based on operating conditions. 
  • Replace filters when pressure drop exceeds recommended limits. 
  • Carbon adsorption efficiency reduces over time depending on contaminant load. 
  • Ensure proper installation to avoid air bypass leakage. 

Customization Options

  • Usha Filters offers customized Pleat Type Carbon Pre Filters based on:
  • Filter dimensions 
  • Carbon loading requirement 
  • Filtration efficiency 
  • Frame material 
  • Thickness requirement 
  • Application-specific requirements