What is the filtration efficiency for G4 grade?

G4 grade filter achieves 90% efficiency for 5um (micron) particles.

What are the main applications for this filter?

Used for clean room conditioning systems, primary filtration in filtration systems, pre-filtration at the intake of air purification equipment, and widely used in clean rooms, buildings, food, automobile, residential, ventilation, air conditioning, and furnace systems.

Good Quality G4 Manufacturer Air Filter Good Performance Ventilated Air Filter

Name: Good Quality G4 Manufacturer Air Filter Good Performance Ventilated Air Filter
Brand: Sichuan Huajie Purification Equipment Co., Ltd
SKU: 2094447625

Sichuan, ChinaSichuan Huajie Purification Equipment Co., Ltd

US$7.20

20-499 Pieces

US$7.15

500-999 Pieces

US$7.07

1,000-4,999 Pieces

US$6.97

5,000-9,999 Pieces

US$6.01

10,000+ Pieces

Sample price:US$12.32/piece.Request sample

Product profile

Customization

Available

Clapboard

without Clapboard

Filter Number

Model NO.

595*595*95mm

Medium Material

Cotton

Efficiency

Filtration Grade

Pre Filter

Type

Panel Filter

Frame

Aluminum Alloy Frame

Shape

Panel

Porosity

5um

Filter Material

Filter Cotton, Wave Aluminium Nets etc

Feature

Easy

Brand

Trairf

Transport Package

Carton Package

Specification

595*595*95mm

Trademark

trairf

Origin

China

HS Code

8421399000

Production Capacity

10000 Piece

Key features

High Efficiency Filtration: G4 grade achieves 90% efficiency for 5um particles.

Customizable Size: Available in various dimensions including 295x295mm and 595x595mm.

Multiple Frame Options: Choose from aluminum alloy, paper, or galvanized iron frames.

Low Resistance Design: Optimized for large filter area and high air volume with low pressure drop.

Lightweight Construction: Designed for easy handling and economic cost efficiency.

ISO9001 & CE Certified: Products guaranteed with international quality and safety certifications.

Fast Delivery: Short delivery time of 7-10 days based on strong production capacity.

OEM Service Experience: Over 10 years of experience providing OEM services in air filter field.

Company profile

Self-brandedCustomization from DesignsStandardized quality controlHigh Repeat Buyers Choice

Sichuan Huajie Purification Equipment Co., Ltd

Sichuan, China

Business Type: Manufacturer/Factory, Trading CompanyExport Year: 2017-11-13Nearest Port: Shanghai,Shenzhen,NingboAverage Response Time: ≤9.65hTerms of Payment: LC, T/T, D/P, etc.International Commercial Terms(Incoterms): FOB, EXW, CFR, CIF, DAT, FAS, DDP, DAP, CIP, CPT, Others, FCA

AI-Powered supplier vetting

SummaryThe supplier operates in metal structures, refrigeration, and air-conditioning equipment, with manufacturing, sales, research and development, and import/export activities. It reports ISO9001:2015 and CE certifications, documented complaint handling, quality assurance, raw-material traceability, and OEM service for well-known brands. Customization is available from designs or samples, including full, minor, and flexible customization. Production includes four lines, but the factory does not continuously reconcile quantities for each batch. Innovation evidence is limited: one R&D engineer and no new products launched in the previous year. Financial information is incomplete because only reference years are provided, without financial results or indicators. The supplier has export capability and reported repeat-buyer preference of 80%–100%, but no Fortune 500 cooperation and no overseas service-country coverage are stated.

Supplier typeThe supplier is a manufacturer and seller of metal structures, refrigeration, and air-conditioning equipment, with mechanical equipment R&D and import/export activities. It has four production lines, self-operated import/export rights, and export-trade staff, supporting classification as a manufacturing supplier with trading and engineering capabilities.

CertificationsThe supplier reports ISO9001:2015 management-system certification and CE product compliance certification. These certifications are explicitly stated in the company and certification information, although the company description also references an older ISO9001:2008 claim.

After-Sales capabilityThe supplier has a clear complaint-handling procedure with followed records and a corrective and preventive action procedure with records. However, overseas service coverage is listed as zero, so the evidence supports structured complaint handling but not broad overseas service availability.

Production capacityThe supplier has four production lines, uniformly followed finished-product inspection instructions, quality assurance, and raw-material traceability. A deficiency is that the factory does not continuously reconcile quantities for each batch or batch-production volume, indicating a control gap in production quantity management.

Customization capabilityThe supplier explicitly offers customization from designs and samples, full customization, minor customization, and flexible customization. This directly demonstrates broad customization support.

Client casesThe supplier states that it has served many customers, including well-known brands, and provides OEM services for popular brands. It also reports repeat-buyer preference of 80%–100%, but no Fortune 500 cooperation and no named customer cases are provided.

Product Q&A

Q:Who are we?

We are based in Sichuan, China, started from 2013, with 51-100 people in our office. We sell to Africa, North America, Southeast Asia, Eastern Europe, South America, Mid East, South Asia, Southern Europe, Northern Europe, Central America, Western Europe, Domestic Market, Oceania, and Eastern Asia.

Q:How can you guarantee quality?

We always produce a pre-production sample before mass production and conduct a final inspection before shipment.

Q:What products can you buy from us?

We offer HEPA Filter, Pre Filter, Medium Pocket Filter, HVAC Air Filter, and FFU Fan Filter Unit.

Q:Why should you buy from us not from other suppliers?

1. Truth Factory Supply with Factory Price. 2. 7-10 days Short Delivery Time. 3. More than 10 Year OEM Service Experience. 4. Products Quality Guaranteed with ISO9001 & CE Certificate.

Q:What services can you provide?

Accepted Delivery Terms: FOB, CFR, CIF, EXW. Accepted Payment Currency: USD, EUR, JPY, CAD, AUD. Accepted Payment Type: T/T, L/C, D/P, D/A, MoneyGram, Credit Card, PayPal, Western Union, Cash, Escrow. Spoken Languages: English, Chinese, Spanish, Japanese, German, Arabic, French, Russian, Korean, Italian.