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America's Best Wall & Remote Mount NFPA 496 Building Pressurization Units

Model WDP & RDP
Wall & Remote Mount NFPA 496
Building Pressurization Units

Model Number Matrix

The Model Number Segments below specify standard features and options for our Building Pressurization Units.
Please note limitations to various selections apply as indicated by an astrix and model number section note number.

Click question symbols below for more information on any particular item.

Typical Model Number:

1 - Case Style & Material
IC Seal-Welded Galvanneal Steel
IS Seal-Welded 304 Stainless Steel
IX Seal-Welded 316 Stainless Steel
2 - Configuration *1
WDP Wall Mount Dual Blower Building Pressurization Unit
RDP Remote Mount Dual Blower Building Pressurization Unit
3 - Fan Blade Size
12 12” Diameter Fan Blades / 21 Sq Ft Openings, Maximum
16 16” Diameter Fan Blades / 31 Sq Ft Openings, Maximum
20 20” Diameter Fan Blades / 55 Sq Ft Openings, Maximum
24 24” Diameter Fan Blades / 75 Sq Ft Openings, Maximum
4 - Area Rating *2
D1 Class I, Division 1, Groups C & D
D2 Class I, Division 2, Groups C & D
5 - Remote Control Inputs *3
A Hard Wired ESD & ECO Inputs
B Intrinsically Safe ESD & ECO Inputs
C Intrinsically Safe ESD Input
D Intrinsically Safe ECO Input
X Excluded
6 - Housing Finish *4
G ANSI 61 Gray Sprayed Urethane
S White Sprayed Urethane
T ANSI 61 Gray Epoxy Powder Coated
P White Epoxy Powder Coated
U Custom Finish

Please contact us for information regarding any aspect of unit customization.
We'll be pleased to review all aspects of this unique product and strive to meet any special requirements!

1: All Units require a 208-240 VAC Single Phase 50-60 Hertz 20 Amp Power Sources. Please contact us for other power options.
2: Custom Ratings for Group B, Class II or Class III Areas are available. Please contact a Bebco Sales Associate regarding these options.
3: Hard Wired Inputs are lug terminals in junction box mounted within WDP Housings or in RDP Remote Control Station Enclosures.
4: Please specify custom housing finish in writing at time of order.

Bebco Environmental Controls Corporation
Physical Address: 4725 Lawndale Street, La Marque, Texas 77568
Mailing Address: P.O. Box 68 Hitchcock, Texas 77563
Phone: (844) 397-4822     |   Fax: (409) 935-5819
Office Hours:
 8 AM to 5 PM CST, Monday - Friday
Please visit this site for NFPA 496 UL Classified Enclosure Purging Systems:
Best Purging Systems Corporation

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