NGP 320 Mill Aluminum Hollow Metal Mortise Automatic Door Bottom

NGP 320 Mill Aluminum Hollow Metal Mortise Automatic Door Bottom

Product Features

• Aluminum alloy 6063, T5 temper
• Flame resistant
• Moisture resistant
• Fits in 1-5/8" x 3/4" channel. A “furring strip” may be used to lower automatic door bottom when a deeper channel is used
• Furnished 1/2" shorter than ordered to fit within net door size. (i.e. 36" is furnished 35-1/2") Length may be field cut up to 4"
• Fire ratings apply to metal doors only
• #4 x 5/8" SMS furnished
• End caps not available
• Available 24" to 48" in length
• 1/2" max drop

NGP-TPV Seal

• Aluminum alloy 6063, T5 temper
• Thermo-Plastic Vulcanizate (TPV)
• Very good abrasion resistance, tensile strength and memory
• Temperature range -80°F to 275°F
• Good resistance to ozone, sunlight and aging
• NGP-TPV is black

Silicone Seal

• Aluminum alloy 6063, T5 temper
• Synthetic rubber polymer: Siloxane
• Excellent flexibility and memory
• Temperature range -100°F to 500°F, remains flexible at extreme temperatures
• Excellent resistance to ozone, UV and aging
• Silicone is gray

Vinyl Seal

• Thermoplastic polymer: Polyvinyl Chloride (PVC) formulated with an environmentally friendly Bio-based plasticizer
• Economical
• Temperature range 0°F to 140°F
• Oxidative degradation from age and exposure to cold, heat and UV causes hardening, loss of memory and resilience, cracking, crazing and discoloration
• Vinyl is gray

Materials and Finished

• Mill Aluminum Finish