Dirkbiel Wholesales Paper Frame Air Filter Large Air Volume Low Resistance for HVAC/AHU

• Clapboard: without Clapboard
• Filter Number: 1
• Medium Material: Cotton
• Efficiency: G4
• Filtration Grade: Pre Filter
• Type: Panel Filter
• Model NO.: DKBL-044
• Transport Package: Standard Export Carton
• Specification: 594x594x95mm
• Trademark: Dirkbiel
• Origin: China
• HS Code: 8421999090
• Production Capacity: 50, 000 PCS/Month

Product Description

Paper frame Air Filter G4 

The filter medium used is a progressively structured non woven made of break-resistant synthetic-organic fibers.
Low resistance, large air volume, high volume dust, simple structure, easy installation and replacement.

Applications: pre filter for commercial&industrial AHU.

Specification: 
Frame: Rigid high wet-strength card board

Media: Non-woven reinforced cotton&synthetic media
Welded aluminum anti-corrosive.
Efficiency: G4 (EN 779) /25%-30% ASHRAE 52/76
         > 95% @ (≥5um)
Fire retardant grade: UL-2 listed. (UL 900)
Humidity:  ≤ 100% RH    Recommended Max. Final Pressure drop: ≤ 250Pa

Model No.	Nominal Size  (inches)	Actual Size (mm)			Filtration area (m2)	Air flow /initial resistance (m3/h / Pa)		Fold number
		Length	Width	Thickness
DPF-A-P1	24 x 24 x 4	594	594	95	7.2	2790 / 20	5500/ 65	18
DPF-A-P2	24 x 12 x 4	594	287	95	2.16	2350/ 20	4700 / 65
DPF-A-P3	24 x 20 x 4	594	492	95	3.6	2320 / 20	4640 / 65
DPF-A-P4	20 x 20 x 4	492	492	95	3.06	1930 / 20	3860 / 65
DPF-A-P5	20 x 16 x 4	492	391	95	2.52	1530/ 20	3060 / 65
DPF-A-P6	25 x 20 x 4	619	492	95	3.78	2430 / 20	4860 / 65
DPF-A-P7	25 x 25 x 4	619	619	95	4.86	3060 / 20	6120 / 65
DPF-B-P8	24 x 24 x 2	594	594	45	2.16	2050 / 20	4100 / 70	20
DPF-B-P9	24 x 12 x 2	594	287	45	1.08	1020 / 20	2040 / 70
DPF-B-P10	24 x 20 x 2	594	495	45	1.8	1700 / 20	2400 / 70
DPF-B-P11	24 x 18 x 2	594	445	45	1.62	1530/ 20	3060 / 70
DPF-B-P12	20 x 20 x 2	495	495	45	1.46	1290 / 20	2580 / 70
DPF-B-P13	20 x 18 x 2	495	445	45	1.31	1270 / 20	2540 / 70
DPF-B-P14	20 x 16 x 2	495	394	45	1.26	1120/ 20	2240 / 70
DPF-B-P15	20 x 12 x 2	495	287	45	0.9	1170/ 20	2340 / 70
DPF-B-P16	25 x 20 x 2	622	495	45	1.98	1780 / 20	3560 / 70
DPF-B-P17	25 x 18 x 2	622	445	45	1.62	1600 / 20	3200 / 70
DPF-B-P18	25 x 16 x 2	622	394	45	1.44	1420 / 20	2840 / 70
DPF-C-P19	24 x 24 x 1	595	595	21	1.56	1950 / 20	3900 / 65	28
DPF-C-P20	24 x 12 x 1	595	287	21	0.54	960/ 20	1920 / 65
DPF-C-P21	24 x 20 x 1	595	495	21	1.3	1630/ 20	3270/ 65
DPF-C-P22	20 x 20 x 1	495	495	21	1.04	1350/ 20	2700 / 65
DPF-C-P23	20 x 16 x 1	495	394	21	0.78	1090 / 20	2180 / 65

FAQ

* Can you provide free samples?

Yes, we can provide free samples. You only pay for shipping charges.

* Is your products size specific?

No, our product can be customized according to your demands.

*Why our price is competetive advantage?

Because we are manufacturers, all products are made by ourselves.

*About product price

The price is just for you reference. It depends on the quality and quantity. For more information, please contact us.

*About Delivery and Shipment

We will arrange the production at first time after we receive the deposit. Production leadtime 15~30days.