Pemko S771 Self-Adhesive Astragal Meeting Stile Seal
The S771 Self-Adhesive Astragal Meeting Stile Seal is a versatile product that is perfect for pairs of doors where sound attenuation is required. It helps prevent heat loss, slows the passage of smoke, and acts as a weatherization product. Made of high-quality silicone, it can withstand temperature extremes and is available in five silicone colors. This pre-cut strip is easy to install with household scissors.
Features
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Installed on pairs of doors where sound attenuation is required
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Excellent resistance to compression set, particularly at elevated temperatures and for extended periods of time
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Stays flexible between -58 degrees (F) and 450 degrees (F) with very high resistance to flex fatigue, maintains a low closing force
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Can be used on glass, metal, or wood doors
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Adhesive weatherstrip .438" Silicone 'T' shaped seal for Meeting Stile/ Astragal
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For single or double active doors
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Limited shelf life. Must be used within 6 months of purchase and must be stored between 50 degrees (F) and 100 degrees (F)
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Category H gaskets for use with listed steel frames and/or classified steel covered composite, hollow metal doors rated up to and including 3 hours; wood and plastic covered composite doors rated up to and including 1 1/2 hours; and wood core doors rated for 20 minutes without hose stream
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Category J gaskets for use with listed steel frames and/or classified steel covered composite, hollow metal doors rated up to and including 3 hours; wood and plastic covered composite doors rated up to and including 1 1/2 hours; and wood core doors rated for 20 minutes
Specifications
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Door Edge: Square, Bevel, Bullnose
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Handing: Non-handed
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Maximum Length: 30'
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Minimum Length: 7'
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Overall Height: 9/32"
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Weight: 0.02 lbs
Certifications
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GREENGUARD Gold Certified
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UL 1784 - Standard for Air Leakage Tests of Door Assemblies and Other Opening Protectives
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Environmental Product Declaration (EPD)
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UL 10C - Standard for Positive Pressure Fire Tests of Door Assemblies
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ASTM E-283-04 (2012)
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ASTM E 90-2009
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ANSI/BHMA A156.22 Door Gasketing and Edge Seal Systems
Benefits
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Prevents heat loss, slows the passage of smoke, and acts as a weatherization product
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Reduces interior and exterior noise
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Easy installation requires no mechanical fasteners, can be cut to size in the field
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High quality silicone can withstand extreme temperatures
Manufacturer Resources
Product Specs
- Category:
- Door Trim and Accessories
- Features:
- Low Closing Force; Prevent Heat Loss
- Product Group:
- Door Trim and Accessories
- Product Subgroup:
- Astragals, Gaskets and Weatherstripping
- Product Type:
- Astragals
- Subcategory:
- Astragals
- Substrate:
- Aluminum
- UL Listing Type:
- Air Infiltration Tested; Intertek Testing (Warnock Hersey); Sound Tested- ASTM E90; BHMA Certified; Smoke Tested- UL1784; Fire Rated UL10C- Positive Pressure; Underwriters Laboratory 4L10; Greenguard Gold Certified
- Product Model:
- S771
- Product Length:
- 7 FT
- Product Dimension:
- W : 7/16", H: 9/32"
Pemko S771C-7 – Frequently Asked Questions
How fast can I get the Pemko S771C-7 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 Pemko S771C-7 come with a warranty?
Absolutely. The Pemko S771C-7 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 Pemko S771C-7?
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 Pemko S771C-7 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.