NGP (National Guard) 422N Heavy-Duty Mortise Automatic Door Bottom

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Usually Ships: 3-5 Business Days

National Guard Products (NGP) 422N Mill Aluminum Heavy Duty Mortise, Automatic Door Bottom with Neoprene Seal

Aluminum alloy 6063, T5 temper
Synthetic rubber polymer blend: PVC, Nitrile rubber (NBR), and Chloroprene closed cell advanced elastomeric foam
Very good abrasion resistance, tensile strength and memory
Flame resistant
Moisture resistant
Temperature range -20°F to 200°F
Good resistance to ozone, sunlight and aging
Use with a threshold for maximum sealing capability
Nylon brush recommended for carpet applications where no threshold is provided
Anodized aluminum end caps furnished standard. DKB end caps available – please specify
Specify exact net length required to avoid field sizing
36″ and longer may be cut up to 4″ in the field. Under 36″ should not be cut in the field, order net length
36″ and longer are furnished 1/2″ shorter than ordered to fit within net door size. (i.e. 36″ is furnished 35-1/2″)
Mortise required 1″ x 2-1/8″
Up to 3 hrs. metal doors, 45 minute wood doors (does not fit mortise restrictions of some wood door manufacturers
Available 11″ to 60″ in length
#4 x 5/8″ SMS furnished
7/8″ max drop
Neoprene is black
Mill aluminum

Brand	NGP (National Guard)
Length	36", 48"
Finishes	Mill Finish Aluminum
Fire Rating	Fire Rated – UL10C – Positive Pressure

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