NGP 522N-60 60" Mill Aluminum Heavy-Duty Mortise Automatic Door Bottom with Neoprene Seal is engineered for durability and performance in commercial settings. Crafted from Aluminum Alloy 6063 with T5 temper, this door bottom showcases exceptional strength and resilience. It features a high-quality synthetic EPDM rubber in a polypropylene thermoplastic matrix, ensuring excellent abrasion resistance and memory. This automatic door bottom is BHMA certified to ANSI/BHMA A156.22, having successfully passed a rigorous 1,000,000 cycle test, making it a reliable choice for high-traffic areas. Its flame-resistant and moisture-resistant properties make it suitable for a variety of environments, while it maintains functionality in extreme temperatures ranging from -20°F to 200°F. Designed for use with a threshold for optimal sealing capability, it provides effective smoke and draft control, certified for fire-rated applications up to 3 hours for metal doors and 45 minutes for wood doors. Available in lengths from 11" to 60", the NGP 522N-60 is furnished 1/2" shorter than ordered to fit snugly within the net door size. With anodized aluminum end caps as a standard feature, this door bottom combines both functionality and aesthetic appeal, making it a perfect addition to any restroom partition installation.
60" Mill Aluminum Heavy-Duty Mortise Automatic Door Bottom with Neoprene Seal.
Application: Up To 3 Hrs. Metal Doors, 45 Minute Wood Doors (Does Not Fit Mortise Restrictions of Some Wood Door Manufacturers)
BHMA: BHMA Certified to ANSI/BHMA A156.22 Performance Tests for Heat and Cold
Color: Color is Black
Drop: 7/8" Max Drop
Fasteners: #4 x 5/8" SMS Furnished
Fire Rated: Flame-Resistant
Length: Available 11" to 60" in Length
Material: Mill Aluminum
Moisture Resistant: YES
Resistance: Good Resistance to Ozone, Sunlight and Aging
Standard-0: AIR INFILTRATION TESTED to ASTM E283, Standard Test Method for Determining Rate of Air Leakage Through Exterior Windows, Curtain Walls, and Doors.
Standard-1: ANSI/BHMA CERTIFIED. Certified Gasketing complies with American National Standard for Door Gasketing and Edge Sealing Systems ANSI/BHMA A156.22 and is listed in the BHMA Certified Products Directory.
Standard-2: CERTIFIED by UL to CAN/ULC-S104 and ANSI/UL10B, complies with NFPA 80 and NFPA 252 for application to Hollow Metal fire doors rated up to 3 Hrs., and Wood fire doors rated up to 45 minutes.
Standard-3: POSITIVE PRESSURE - CERTIFIED by UL to ANSI/UL10C, complies with IBC, NFPA 80 and NFPA 252 for application to Hollow Metal fire doors rated up to 3 Hrs., and Wood fire doors rated up to 45 minutes.
Standard-4: SMOKE & DRAFT CONTROL GASKETING. Certified by UL to ANSI/UL10C and ANSI/UL1784 Category ‘H’; complies with IBC and NFPA 105 for use on ‘S’ labeled Positive Pressure Hollow Metal fire doors rated up to 3 hours, and Wood fire doors rated up to 45 minutes.
Temperature Range: Temperature Range -20°F to 200°F
