1. What is a HEPA filter used in medical cleanrooms?

What is a HEPA filter?

A HEPA (High Efficiency Particulate Air) filter is an air filter capable of retaining at least 99.97% of airborne particles with a diameter of 0.3 microns - considered the most penetrating particle size according to international standards. In medical environments, HEPA filters are used to remove bacteria, viruses, fungal spores, and other contaminants from recirculated air.

Role of HEPA filters in medical cleanrooms

In hospital cleanroom systems - especially in operating rooms, ICUs, PCR labs, and vaccine storage - HEPA filters are a critical component of HVAC (Heating, Ventilation, and Air Conditioning) or AHU (Air Handling Unit) systems. They help:

  • Ensure cleanliness levels that meet ISO or GMP standards
  • Reduce airborne cross-contamination risks
  • Stabilize air pressure and flow
  • Extend the lifespan of internal filtration components

HEPA filter in medical room

HEPA filters are typically installed at the end of air ducts or in ceiling-mounted HEPA boxes to ensure even air distribution.

Mandatory standards for HEPA filters in the medical sector

  • EN 1822 / ISO 29463: Defines performance levels for each filter grade (H13, H14, U15, etc.)
  • ISO 14644-1: Classifies air cleanliness in cleanroom environments
  • GMP (Good Manufacturing Practice): Mandatory for pharmaceutical, vaccine, and biological production facilities

Common HEPA filter types in medical applications

Filter type

Minimum efficiency

Typical applications

H13

99.95% @ 0.3 micron

Testing labs, quality control rooms

H14

99.995% @ 0.3 micron

Operating rooms, ICUs, vaccine storage

ULPA (U15)

99.9995% @ 0.12 micron

Microbiology labs, isolation wards

The choice of filter grade depends on the required cleanliness level and specific application area. For example, H14 is typically required in positive pressure zones such as operating rooms or ICUs.

2. Factors affecting the price of medical HEPA filters

HEPA filter pricing for medical cleanrooms varies depending on technical specifications and configuration. Below are the key factors you should consider before purchasing:

Filter grade: H13 or H14?

  • H13 filters (≥99.95% efficiency) are more affordable and suitable for less critical areas such as testing rooms or material storage.
  • H14 filters (≥99.995% efficiency) are required in high-risk areas like ORs, ICUs, or vaccine cold rooms.

Higher filter grades require more precise testing and denser media, leading to increased cost.

HEPA filter size

Common sizes (mm)

Applications

305 x 305 x 69

Small ceiling spaces, pass boxes

610 x 610 x 69

Standard AHU or FFU units

610 x 1220 x 90

High-flow systems

Larger filters support higher airflow, increasing material use and cost. Custom sizes may require additional production lead time.

Filter frame type

Frame material

Characteristics

Price impact

Aluminum extrusion

Lightweight, common

Moderate cost

Powder-coated steel

Durable, corrosion-resistant

Higher cost

Stainless steel 304/316

Antimicrobial, ideal for pharma/vaccine facilities

Highest cost

Better frame materials improve hygiene, durability, and compatibility with critical environments.

Gasket type

  • EPDM: Chemically resistant and durable, widely used
  • PU (Polyurethane): Softer, easier to compress, used in standard systems
  • Gel seal: Ensures airtight sealing, ideal for operating rooms and biosafety labs (adds ~15-20% to cost)

The gasket type directly affects the sealing performance, a crucial factor for ISO and GMP compliance.

price of HEPA filter in medical room

Optional integrations and advanced configurations

  • Differential pressure sensors: Allow real-time monitoring
  • Reinforced stainless frames: Suitable for humid or chemically harsh environments
  • Mini-pleat or separator media structure: Optimizes airflow and extends filter life

These upgrades typically increase cost by 10-40% but significantly improve performance and system stability.

Country of origin

Origin

Key advantages

Vietnam

Fast delivery, competitive pricing

South Korea

Reliable quality, good technology

Germany

High efficiency, strict testing

China

Low cost, broad range of options

3. Latest medical HEPA filter price list (2025)

Prices vary based on filter grade, size, frame material, and added technical features. Below is a reference price list for common configurations used in AHU systems, FFUs, and ceiling-mounted cleanroom filters.

Note: Prices are for reference only and may vary depending on quantity, delivery time, and customization.

Product code

Size (mm)

Grade

Frame

Price (VND)

Common applications

VCR-H13-305305

305x305x69

H13

Aluminum

890,000

Pass boxes, small workstations

VCR-H14-610610

610x610x69

H14

Powder-coated steel

1,250,000

Operating rooms, ISO 7 cleanrooms

VCR-H14-610610-Gel

610x610x90

H14

Stainless steel + Gel

1,750,000

Isolation rooms, ICUs, vaccine storage

VCR-ULPA-610610

610x610x90

U15

Aluminum + PU gasket

2,050,000

Microbiology labs, high-pressure areas

VCR-H14-Custom

Custom

H14

Stainless steel 316 / Reinforced

Contact us

GMP projects, specialized AHUs

Additional notes when selecting medical HEPA filters

  • Prices exclude VAT and shipping
  • Custom fabrication available per project drawings
  • Support for CO, CQ, on-site testing, and EN 1822 performance verification available upon request

4. Recommended HEPA filter configurations for different medical zones

Depending on usage and contamination control requirements, each area within a hospital or medical facility should use HEPA filters with appropriate configurations. Below are recommendations from VCR based on practical experience in GMP and ISO 14644-compliant projects.

Operating rooms & ICUs (Intensive Care Units)

  • Filter grade: H14 - ≥99.995% efficiency
  • Frame: Stainless steel 304/316 - antimicrobial, corrosion-resistant
  • Gasket: Gel seal - ensures airtight sealing
  • Installation: Ceiling-mounted or in stainless HEPA box

hepa filter structure medical room

These are positive pressure zones requiring absolute clean air to prevent cross-contamination and ensure sterile surgical conditions.

PCR Laboratories - Molecular biology labs

  • Filter grade: H13 - ≥99.95% efficiency
  • Frame: Aluminum extrusion - lightweight, easy to install
  • Gasket: PU (Polyurethane) - airtight and cost-effective
  • Installation: Integrated into AHU or FFU systems depending on lab scale

These labs need control over fine dust, aerosols, and microorganisms, though not as strict as ICUs, making H13 a practical and economical choice.

Vaccine cold storage areas

  • Filter grade: H14 or ULPA (U15)
  • Frame: Powder-coated steel or stainless steel
  • Optional: Integrated differential pressure sensor and airflow control
  • Installation: Within forced ventilation systems

These zones require 24/7 control over temperature, humidity, and cleanliness. Sensors help detect clogging or performance drops.

Isolation rooms - Infectious zones

  • Filter grade: H14 - dual protection for patient and environment
  • Combined solution: HEPA H14 + AHU or FFU with negative pressure functionality
  • Installation: Ceiling-mounted or at AHU exhaust

These rooms must eliminate microorganisms before air is discharged, making HEPA + dedicated AHU/FFU a mandatory solution.

5. Where to buy reliable HEPA filters?

When selecting HEPA filters for medical cleanroom projects, price should not be the only factor. It's essential to consider technical quality, traceable origin, and professional after-sales support. A reputable supplier ensures stable system operation, standard-compliant validation, and ease of maintenance.

Where to buy reputable hepa filters?

Why choose VCR as your HEPA filter supplier?

Expertise in medical cleanroom systems

  • Trusted partner in hundreds of hospital, pharmaceutical, and lab projects meeting GMP and WHO standards
  • Engineers fully understand technical requirements for ICUs, PCR labs, vaccine storage, and more

Diverse product range - customizable

  • Offers H13, H14, and ULPA filters in various sizes
  • Custom-made filters based on drawings, with options for stainless frames, sensors, gel seal, etc.
  • Fast delivery, even for large-volume orders

Complete documentation & validation support

  • Supplies CO, CQ, EN 1822 / ISO 29463 test reports
  • On-site validation support for GMP or ISO audits

Nationwide after-sales support

  • Installation assistance, leak testing, and differential pressure measurement
  • Periodic maintenance consultation, certified filter replacement

6. Frequently Asked Questions

How often should HEPA filters be replaced in medical cleanrooms?

Typically every 6-12 months, depending on:

  • Usage frequency
  • Airborne particle load
  • Inlet and outlet pressure

Regular checks using a manometer or differential pressure sensor are recommended. Delays in replacement may lead to clogging, reduced airflow, and compromised air cleanliness.

Can HEPA filters be replaced by non-professionals?

Not recommended. HEPA replacement should be:

  • Performed by GMP-certified technicians
  • Done according to clean handling procedures
  • Ensuring absolute sealing at the installation site

Improper handling may cause fine dust leaks, cross-contamination, or damage to the air system.

Is gel seal mandatory for HEPA filters in operating rooms?

Not mandatory, but highly recommended.

  • Gel seal creates a perfect seal between the filter and frame
  • Prevents air leaks
  • Maintains positive pressure in operating rooms
  • Meets ISO 14644 and WHO-GMP requirements

In practice, over 90% of premium OR projects use H14 filters with gel seal for operational efficiency and easier validation.

7. Order medical-grade HEPA filters - Free technical consultation

Looking for the right HEPA filter for your operating room, ICU, lab, or vaccine storage?
Need a detailed quote based on technical drawings or GMP-compliant project quantities?

VCR is ready to support you with optimized air filtration solutions for medical environments.

VCR Commitment:

  • 1-on-1 technical consultation - Our engineers understand ISO and GMP standards
  • Quote delivery within 60 minutes
  • Full documentation: CO, CQ, EN 1822 testing - audit-ready
  • Custom fabrication - Nationwide delivery

Hotline: 090.123.9008
Email: [email protected]
Website: https://airfilter.vn/

Diep VCR