NGP 522N Heavy-Duty Mortise Au...
IN STOCK (leaves warehouse same day if ordered before 3pm ET)
$152.27
NGP 522N Heavy-Duty Mortise Automatic Door Bottom with Neoprene Seal - Mill Aluminum BHMA Grade 1

NGP 522N Heavy-Duty Mortise Automatic Door Bottom with Neoprene Seal - Mill Aluminum BHMA Grade 1

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Model: 522N-36

In Stock (leaves warehouse same day if ordered before 3pm ET)

$152.27
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NGP Heavy-Duty Mortise Automatic Door Bottom with Neoprene Seal - Mill Aluminum BHMA Grade 1

Professional Automatic Door Bottom Solution for Commercial Applications

The NGP Heavy-Duty Mortise Automatic Door Bottom delivers superior sealing performance with mill aluminum construction and neoprene seal technology. This BHMA Grade 1 certified door bottom features aluminum alloy 6063 T5 temper construction with synthetic EPDM rubber in polypropylene thermoplastic matrix, tested to 1,000,000 cycles for exceptional durability. Available in lengths from 11" to 60" with mortise requirements of 1" x 2-1/8" and maximum drop of 7/8", this automatic door bottom provides reliable sealing for both metal and wood door applications.

Professional Features & Benefits

  • Heavy-Duty Durability: BHMA certified to ANSI/BHMA A156.22 with 1,000,000 cycle test rating for long-term reliability in high-traffic commercial applications.
  • Premium Construction: Aluminum alloy 6063 T5 temper with synthetic EPDM rubber in polypropylene thermoplastic matrix provides exceptional strength and sealing performance.
  • Wide Temperature Range: Operates effectively from -20 F to 200 F with excellent resistance to ozone, sunlight, and aging for versatile installation environments.
  • Flexible Sizing Options: Available in lengths from 11" to 60" with field cutting capability for doors 36" and longer (up to 4" reduction) for installation flexibility.
  • Fire Rating Compatibility: Suitable for up to 3-hour metal doors and 45-minute wood doors for code compliance applications.
  • Professional Installation Features: Mortise requirement of 1" x 2-1/8" with 7/8" maximum drop and included #4 x 5/8" SMS fasteners for secure mounting.
  • Superior Sealing Performance: Flame-resistant and moisture-resistant design with very good abrasion resistance, tensile strength, and memory for consistent operation.
  • Quality End Cap Options: Anodized aluminum end caps furnished standard with optional DKB end caps available for aesthetic preferences.

Technical Specifications

  • Commercial/Residential: Commercial
  • Department: Door Hardware
  • Product Category: Door Trim and Accessories
  • Product Group: Door Trim and Accessories
  • Product Subgroup: Door Bottom Sweeps and Door Shoes
  • Product Type: Automatic Door Bottoms
  • Subcategory: Gaskets & Weatherstripping

Professional Applications

  • Commercial Office Buildings
  • Educational Facilities
  • Healthcare Institutions
  • Retail Establishments
  • Industrial and Warehouse Facilities
  • Multi-Tenant Residential Properties
  • Government and Municipal Buildings

Why Choose NGP Quality?

NGP automatic door bottom products deliver professional-grade reliability with aluminum alloy 6063 T5 temper construction and BHMA Grade 1 certification rated for 1,000,000 cycles. The synthetic EPDM rubber sealing system provides superior performance across temperature ranges from -20 F to 200 F with excellent resistance to environmental factors. Engineered for demanding commercial applications where dependable sealing performance and fire rating compliance are essential.

Product Specs

Product Group:
Door Trim and Accessories
Product Subgroup:
Door Bottom Sweeps and Door Shoes
Product Type:
Automatic Door Bottoms
Subcategory:
Gaskets & Weatherstripping
Commercial/Residential:
Commercial
Product Category:
Door Trim and Accessories
Department:
Door Hardware

NGP 522N-36 – Frequently Asked Questions

How fast can I get the NGP 522N-36 delivered?
Most orders ship the same day from our distribution partners, with quick delivery throughout the continental U.S. Need it urgently? Contact Us for expedited shipping options.
Can I return it if it doesn’t work for me?
Yes—ZenSupply offers a hassle-free return policy. If the product isn’t the right fit, reach out to our support team for a return authorization or setup a return by following our return instructions.
Does the NGP 522N-36 come with a warranty?
Absolutely. The NGP 522N-36 is backed by a manufacturer’s warranty. For full warranty terms, check the product documentation or Contact Us.
How do I get technical support or installation help for the NGP 522N-36?
You can call, text, or email our expert support team for fast answers. We’re here to help with product selection, installation tips, and troubleshooting. Contact Us
Why buy the NGP 522N-36 from ZenSupply?
ZenSupply makes it easy to get the commercial door hardware you need—fast shipping, expert support, and rewards on every order. Our team is always ready to help you choose the right product for your project.
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