4300812 Pleated Air Filter 18 x 24 x 4 in High-Efficiency MERV 11 Air Filter for Industrial & Commercial Use Key Features High-Efficiency Filtration: MERV 11 rating captures fine dust, pollen, and airborne particles Optimized Airflow: Pleated design maximizes surface area while maintaining low resistance Durable Construction: Synthetic fiber media resists moisture and maintains integrity in harsh conditions Standard Size: 18" x 24" x 4" (450 x 603 x 92 mm) fits most commercial HVAC systems Cost-Effective: Long service life reduces replacement frequency and maintenance costs Product Benefits (FABE) Feature: MERV 11 Filtration Advantage: Captures 85-90% of particles 3.0-10.0 microns in size, including mold spores, dust mites, and fine dust. Benefit: Improves indoor air quality, protects sensitive equipment, and creates healthier work environments. Evidence: Independently tested to meet ASHRAE 52.2 standards for MERV 11 performance. Feature: Pleated Design Advantage: 50% more surface area than flat panel filters of the same size. Benefit: Extends filter life while maintaining optimal airflow, reducing energy costs by up to 15%. Evidence: Airflow tests show 20% lower pressure drop compared to standard filters at equivalent MERV ratings. Feature: Synthetic Media Advantage: Resists moisture absorption and microbial growth. Benefit: Maintains filtration efficiency in humid environments and prevents odor issues. Evidence: Laboratory tests show <1% moisture absorption after 72 hours at 90% humidity. Technical Specifications Parameter Value Part Number 4300812 Nominal Size 18 x 24 x 4 in Actual Size 450 x 603 x 92 mm MERV Rating 11 (85-90% efficiency on 3-10 micron particles) Media Material Synthetic Fiber Frame Material Heavy-duty cardboard or optional metal Maximum Temperature 250°F (121°C) Maximum Humidity 95% RH non-condensing Initial Resistance 0.25" w.g. at 500 FPM Recommended Airflow 300-600 FPM Minimum Order Quantity 20 pieces Recommended Applications Commercial HVAC Office buildings, retail spaces, and hotels requiring improved indoor air quality Manufacturing Plants needing protection from airborne contaminants that could damage equipment Healthcare Clinics and medical facilities requiring MERV 11 filtration for patient safety Cleanrooms Pre-filtration for ISO Class 8 and 9 cleanroom environments Customer Testimonials ★★★★★ "We've been using these filters in our manufacturing facility for 2 years. The dust capture is excellent and they last 30% longer than our previous supplier's filters." - John T., Facility Manager, Automotive Parts Manufacturer ★★★★★ "As an HVAC contractor, we appreciate the consistent quality. Our clients notice improved air quality without increased energy costs." - Maria G., Owner, Commercial HVAC Services ★★★★★ "The synthetic media holds up much better in our humid climate compared to cellulose filters we used before. No more mold issues." - Robert L., Maintenance Director, Southeast Hospital Customization Options We offer OEM/ODM services for bulk orders (minimum 500 pieces): Custom sizes from 12" x 12" up to 24" x 48" Alternative frame materials (metal, plastic) Custom MERV ratings from 8-13 Branded packaging and private labeling Special media treatments (antimicrobial, fire retardant) Contact our sales team to discuss your specific requirements. Frequently Asked Questions Q: How often should these filters be replaced? A: Under normal conditions (commercial HVAC use), we recommend replacement every 3-6 months. In industrial settings with heavy particulate loads, inspect monthly and replace as needed. Q: Are these filters washable? A: No, these are disposable pleated filters. Washing would damage the media structure and filtration efficiency. We offer washable options in our metal frame product line. Q: What's the lead time for orders? A: Standard orders ship within 3-5 business days. Bulk orders (100+ pieces) typically ship within 7-10 days. Expedited shipping is available. Q: Do you offer volume discounts? A: Yes, we provide tiered pricing for quantity orders. Contact us for specific pricing on orders of 100+, 500+, and 1000+ pieces. Ready to Order or Need More Information? Contact our filter specialists today for pricing, technical specifications, or custom solutions. Email Us WhatsApp WeChat CHINA EVERLASTING PARTS CO., LIMITED Professional High Quality Filters Manufacturer WhatsApp: +86 18965520297 | WeChat: +86 18965520297 Email: Sales@parts-machining.com

  4300801 Pleated Air Filter MERV 11 (450 x 603 x 44 mm) High-Efficiency Commercial Air Filtration Solution Key Advantages: ✔ MERV 11 Efficiency: Captures 85-95% of 3-10 micron particles ✔ Durable Construction: Synthetic fiber media with reinforced frame ✔ Custom Sizes Available: OEM/ODM service for bulk orders ✔ Competitive Pricing: Volume discounts for wholesale buyers Minimum Order Quantity 20pcs Lead Time 7-15 Days Sample Available Yes Technical Specifications Parameter Value Part Number 4300801 Nominal Size 18 x 24 x 2 in Actual Size 450 x 603 x 44 mm MERV Rating MERV 11 Media Material Synthetic Fiber Frame Material Reinforced Cardboard Maximum Temperature 200°F (93°C) Initial Resistance ≤ 0.25 in. w.g. Why Choose Our MERV 11 Pleated Air Filter? Superior Filtration Performance Our 4300801 pleated air filter with MERV 11 rating effectively captures dust, pollen, mold spores, and other airborne particles between 3-10 microns in size. The deep pleat design maximizes surface area while maintaining low airflow resistance, ensuring optimal HVAC system performance. Durable Synthetic Media Construction The advanced synthetic fiber media provides: Higher dust-holding capacity than standard fiberglass filters Moisture resistance for humid environments Consistent performance throughout the filter's service life Reduced risk of media migration Custom OEM/ODM Solutions As a professional filter manufacturer, we offer: Custom sizes from 12x12x1 in to 24x24x4 in (or metric equivalents) MERV ratings from 8 to 13 available Private labeling and branding options Bulk packaging for distributors What Our B2B Clients Say ★★★★★ "Consistent quality across all our bulk orders. The MERV 11 filters perform exactly as specified. Our HVAC maintenance clients are very satisfied." - Midwest HVAC Supplies ★★★★★ "Excellent partner for our private label program. Fast turnaround on our custom size requests and competitive pricing for wholesale." - AirPure Distributors ★★★★★ "Reliable supplier for our filter replacement business. The synthetic media holds up better than competitors' products in commercial settings." - FilterPro Services Frequently Asked Questions Q: What applications is this MERV 11 filter suitable for? A: Ideal for commercial buildings, hospitals, schools, and industrial facilities requiring better-than-average filtration without the pressure drop of HEPA filters. Q: Can I get samples before placing a bulk order? A: Yes, we provide 1-2 sample filters for quality verification. Sample lead time is typically 5-7 days with express shipping available. Q: What's the typical lifespan of these filters? A: Under normal conditions (commercial HVAC operation), expect 3-6 months of service life depending on air quality and system runtime. Q: Do you offer different packaging options? A: We provide standard bulk packaging (20pcs/carton) or can customize packaging with your branding (minimum 500pcs order). Ready to Order or Need Custom Filters? Contact our sales team for volume pricing, OEM inquiries, or technical support:  WhatsApp: +86 18965520297  WeChat: +86 18965520297  Email: Sales@parts-machining.com Professional filter solutions for distributors and commercial buyers since 2010.

PROFESSIONAL GRADE PLEATED AIR FILTER FOR INDUSTRIAL VENTILATION SYSTEMS FEATURES & BENEFITS The ORMADUS Pleated Air Filter 4300495 delivers superior air filtration for commercial and industrial applications. Engineered with precision to meet demanding ventilation requirements. High Efficiency: MERV 8 rating captures particles as small as 3-10 microns Durable Construction: Synthetic fiber media resists moisture and maintains integrity Optimal Airflow: Pleated design maximizes surface area while minimizing pressure drop Long Service Life: Extended filter lifespan reduces replacement frequency Versatile Compatibility: Fits standard 18" x 24" x 2" (450 x 603 x 44 mm) filter racks TECHNICAL SPECIFICATIONS Parameter Specification Part Number 4300495 Brand ORMADUS Replacement Nominal Size 18 x 24 x 2 in Actual Size 450 x 603 x 44 mm MERV Rating 8 Media Material Synthetic Fiber Minimum Order Quantity 20 pieces Service OEM & ODM Available APPLICATIONS Our ORMADUS Pleated Air Filter is ideal for various industrial and commercial settings: HVAC systems in manufacturing facilities Commercial building ventilation Hospital and healthcare air handling units Food processing plants Pharmaceutical clean rooms Data center cooling systems CUSTOMER TESTIMONIALS ★★★★★ "Consistent quality and reliable performance. Our clients are always satisfied with these filters." - HVAC Supply Inc., USA ★★★★★ "Excellent filtration efficiency and durability. Perfect for our industrial ventilation needs." - Industrial Air Solutions, Canada ★★★★★ "Great value for money. The OEM service allowed us to brand these filters for our chain stores." - Filter World Distributors, UK FREQUENTLY ASKED QUESTIONS Q: What is the typical lifespan of this pleated air filter? A: Under normal operating conditions, we recommend replacement every 3-6 months depending on air quality and usage. Q: Do you offer custom sizes or specifications? A: Yes, we provide OEM/ODM services to meet your specific requirements for size, MERV rating, and branding. Q: What is your production lead time? A: Standard orders ship within 7-10 business days. Bulk orders may require 2-3 weeks. Q: Do you provide samples for testing? A: Yes, sample orders are available for quality verification before bulk purchasing. CONTACT US FOR BULK ORDERS & OEM SERVICES CHINA EVERLASTING PARTS CO., LIMITED Professional High Quality Filters Manufacturer WhatsApp: +86 18965520297 WeChat: +86 18965520297 Email: Sales@parts-machining.com