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Pemko STC411APK Acoustic Full Mortise Automatic Door Bottom
The STC411 Acoustic Full Mortise Automatic Door Bottom is designed for soundproofing doors. It automatically lowers a drop bar seal when the door is closed, providing a "sealed-in-place" performance. Made of aluminum, it can be fully mortised and works on both right and left handed doors. Custom sizes are available. Perfect for commercial buildings, hotels, and decorative doors.
Specifications
- Base Material: Aluminum
- Fasteners: FHSMS #6 x 5/8"
- Maximum Length: 72"
- Minimum Length: 12"
- Overall Height: 1 3/8"
- Width: 9/16"
Features
- Provides excellent performance for acoustic openings
- Independent testing has shown that the STC Series Automatic Door Bottom has "sealed-in-place" type performance
- Smoother action positive seal mechanism: Aluminum case encloses a movable drop-bar seal actuated by a jamb-contacting plunger during door closure, providing an effective seal
- Used for general purpose gaskets, weatherstripping for windows and doors, and commercial glazing seals
- End plate kits are included. Replacement part is K435. For doors narrower than 1-3/4", please specify K411 end plate kit
- Available in any size ranging from 12" to 72"
- Lead line available upon request; consult Customer Service for options on profiles
- Drop-bar seal actuation mechanism (all models) ensures hinge-side actuation, preventing seal skidding and door hang up during closure
Benefits
- Rubber-like materials that can be processed like conventional thermoplastics
- Possesses the same flexibility and durability common to natural rubber compounds
- Offers excellent design freedom in the field of architectural door seals
- Insert has outstanding resistance to cleaning fluids and disinfectants
- Everyday resilience and low impedance to opening or closing requirements on door assemblies
- Meets ANSI Standard S12.60-2002, Acoustical Performance Criteria, Design Requirements, and Guidelines for Schools
- Helps school projects earn LEED IEQ School Specific Credits for Enhanced Acoustical Performance
Certifications
- GREENGUARD Gold Certified
- UL 1784 - Standard for Air Leakage Tests of Door Assemblies and Other Opening Protectives
- Environmental Product Declaration (EPD)
- UL 10C - Standard for Positive Pressure Fire Tests of Door Assemblies
- ASTM E-283-04 (2012)
- ASTM E 90-2009
- ANSI/BHMA A156.22 Door Gasketing and Edge Seal Systems
| Length | 36 Inch or 42 Inch or 48 Inch |
| Brand | Pemko |
| Insert Material | PemkoPrene |
| Fire Rated | Fire Rated |
| Sound Rated | Sound Rated |
| Mounting Type | Full Mortise |
| Bottom Weatherseal Type | Automatic Door Bottom |
| Housing Finish | Aluminum |
| Sweeps, Door Bottom or Rain Drip | Door Bottom |
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