NGP 170SA Silicone Perimeter S...
IN STOCK (leaves warehouse same day if ordered before 3pm ET)
$42.00

NGP 170SA Silicone Perimeter Seal with Concealed Fastener - Anodized Aluminum Construction

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Model: 170SA-36

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

$42.00
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NGP Silicone Perimeter Seal with Concealed Fastener - Anodized Aluminum Construction

Professional Fire-Rated Perimeter Sealing Solution

The NGP Silicone Perimeter Seal delivers professional-grade sealing performance with aluminum alloy 6063, T5 temper construction and synthetic rubber polymer siloxane gasket material. Operating reliably across temperature ranges from -100 F to 500 F while maintaining excellent flexibility and memory, this BHMA certified seal meets ANSI/BHMA A156.22 performance standards for heat, cold, air infiltration and smoke infiltration. The concealed fastener design with snap-on cover provides clean appearance while #6 x 3/4" stainless steel sheet metal screws ensure secure mounting.

Professional Features & Benefits

  • Extreme Temperature Performance: Operates from -100 F to 500 F while maintaining flexibility and sealing integrity for reliable performance in demanding environments.
  • BHMA Certified Performance: Meets ANSI/BHMA A156.22 performance tests for heat, cold, air infiltration and smoke infiltration ensuring code compliance and professional reliability.
  • Fire Suppression System Compatible: Recommended for areas using FM200 or Halon Fire Suppression Systems with flame resistant and moisture resistant properties.
  • Concealed Fastener Design: Snap-on cover conceals screw heads for clean, professional appearance while maintaining secure attachment.
  • Premium Construction Materials: Aluminum alloy 6063, T5 temper frame with synthetic rubber polymer siloxane gasket provides exceptional durability and weather resistance.
  • UV and Ozone Resistance: Excellent resistance to ozone, UV exposure and aging ensures long-term performance in exterior and high-exposure applications.
  • Adjustable Installation: Slotted screw holes allow for precise positioning and alignment during installation with furnished #6 x 3/4" stainless steel sheet metal screws.

Technical Specifications

  • Commercial/Residential: Commercial
  • Department: Door Hardware
  • Product Category: Door Trim and Accessories
  • Product Group: Door Trim and Accessories
  • Product Subgroup: Astragals, Gaskets and Weatherstripping
  • Product Type: Gasketing
  • Subcategory: Gaskets & Weatherstripping

Professional Applications

  • Commercial Office Buildings
  • Healthcare Facilities with Fire Suppression Systems
  • Educational Institution Fire-Rated Assemblies
  • Industrial Facilities with Environmental Controls
  • Government and Municipal Buildings
  • High-Rise Residential Properties
  • Data Centers and Clean Room Environments

Fire Suppression System Compatibility

This perimeter seal is specifically recommended for areas utilizing FM200 or Halon Fire Suppression Systems, providing flame resistant and moisture resistant properties essential for maintaining system integrity. The siloxane gasket material maintains sealing performance under extreme temperature conditions while resisting degradation from fire suppression agents.

Why Choose NGP Quality?

NGP Silicone Perimeter Seals deliver professional-grade reliability with aluminum alloy 6063, T5 temper construction and BHMA certification to ANSI/BHMA A156.22 performance standards. The synthetic rubber polymer siloxane gasket material provides exceptional temperature range performance from -100 F to 500 F with excellent resistance to ozone, UV and aging. Engineered for demanding commercial applications where dependable environmental sealing and fire-rated performance are essential.

Product Specs

Product Group:
Door Trim and Accessories
Product Subgroup:
Astragals, Gaskets and Weatherstripping
Product Type:
Gasketing
Subcategory:
Gaskets & Weatherstripping
Commercial/Residential:
Commercial
Product Category:
Door Trim and Accessories
Department:
Door Hardware

NGP 170SA-36 – Frequently Asked Questions

1) Will the NGP 170SA perimeter seal work on a 7 foot door opening?
The 170SA silicone perimeter seal comes in 36 inch, 72 inch and 84 inch lengths. For a standard 7 foot (84 inch) opening you'd typically take two 84 inch pieces for the jambs and one 36 inch piece for the head, cut to fit. The aluminum retainer is 6063-T5 alloy, so it cuts cleanly with a miter saw and a non-ferrous blade.
2) Is the NGP 170SA seal rated for a fire door assembly?
The 170SA is BHMA certified to ANSI/BHMA A156.22 and passes the heat, cold, air infiltration and smoke infiltration performance tests in that standard. The siloxane gasket holds its seal from -100 F to 500 F. NGP also recommends it for spaces protected by FM200 or Halon fire suppression systems, where the flame and moisture resistance of the gasket matter.
3) What is the difference between the NGP 170SA silicone perimeter seal and the Cal-Royal PG-601 perimeter gasketing?
Both are aluminum channel perimeter gasketing that mounts to the frame stop to seal the head and jambs of a single door. The NGP 170SA uses an aluminum alloy 6063, T5 temper channel with a synthetic rubber polymer siloxane gasket rated from -100 F to 500 F, and a concealed fastener design where a snap-on cover hides the screw heads. The Cal-Royal PG-601 is an aluminum channel with a vinyl insert. Silicone and vinyl are different gasket materials, so if the opening was specified for the temperature range or the smoke and air infiltration performance of a silicone bulb, confirm the insert material before treating one as a drop-in for the other.
4) Which perimeter seal should I use on a door near an FM200 or Halon fire suppression system?
Use the NGP 170SA. Its siloxane gasket is flame resistant and moisture resistant and is specifically recommended for areas using FM200 or Halon fire suppression systems, and it is BHMA certified to ANSI/BHMA A156.22 for heat, cold, air infiltration and smoke infiltration. The Cal-Royal PG-601 is an aluminum channel gasketing with a vinyl insert, a different gasket material, so it is not the same specification for that application. The 170SA comes in 36 inch, 72 inch and 84 inch lengths, so a typical single opening takes one 36 inch piece across the head and two 84 inch pieces down the jambs.
5) Do the screws come with the NGP 170SA perimeter seal?
Fasteners are furnished. Each length ships with #6 x 3/4 inch stainless steel sheet metal screws, and the screw holes in the retainer are slotted so you can shift the seal in or out against the door face before you tighten down. A snap-on cover then hides the screw heads.
6) Can the NGP 170SA seal be used in a data center or clean room with a gas suppression system?
Yes, that is one of its intended uses. NGP calls out the 170SA for areas served by FM200 or Halon suppression, and it is tested to ANSI/BHMA A156.22 for air and smoke infiltration, which is what holds the room integrity when the agent discharges. The siloxane gasket is flame and moisture resistant and does not lose its seal at the temperature extremes.
7) Is a door shoe the same thing as the NGP 170SA perimeter seal?
No. The NGP 170SA is perimeter gasketing that fastens to the frame head and jambs to seal the gap around the door edge. A door shoe is a bottom seal that mounts to the bottom of the door itself and seals against the threshold or sill. The Cal-Royal PG-601, though it carries a Door Shoe Series designation, is itself aluminum channel perimeter gasketing with a vinyl insert and does the same job as the 170SA at the head and jambs. A complete opening usually needs both the perimeter gasketing and a separate bottom seal; one does not replace the other.
8) I want a perimeter seal where the screws do not show. Which one has a concealed fastener?
The NGP 170SA. Its snap-on cover conceals the screw heads after the channel is fastened with the furnished #6 x 3/4 inch stainless steel sheet metal screws, and the slotted screw holes let you adjust the position before the cover goes on. The Cal-Royal PG-601 is described as an aluminum channel with a vinyl insert without a concealed fastener cover, so on a lobby or executive corridor opening where the exposed fastener line matters, the 170SA is the one that hides it.
9) Will the concealed fastener on the NGP 170SA still look clean on a painted or anodized frame?
The 170SA retainer is anodized aluminum and the cover snaps over the screw line, so no fastener heads read on the face of the stop. On a fleet of openings where you want every door jamb to look the same, that snap cover is the reason to pick this over an exposed-screw gasket.
10) Is the NGP 170SA a commercial grade seal or a residential weatherstrip?
Commercial. The 170SA is built for commercial openings, with a 6063-T5 aluminum retainer and a BHMA certified silicone gasket, and it is specified on office, healthcare, school, government and high-rise residential fire rated assemblies rather than sold as a homeowner weatherstrip kit.
How fast can I get the NGP 170SA-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 170SA-36 come with a warranty?
Absolutely. The NGP 170SA-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 170SA-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 170SA-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.