DKB-finish Aluminum Automatic Door Bottom with Silicone Seal
Product Features
- BHMA Certified to ANSI/BHMA A156.22, 1,000,000 Cycle Test-Grade 1
- BHMA Certified to ANSI/BHMA A156.22 Performance Tests for Heat and Cold
- Aluminum Alloy 6063, T6 Temper
- Synthetic Rubber Polymer
- Excellent Flexibility and Memory
- Flame-Resistant
- Moisture-Resistant
- Temperature Range -81°F to 300°F, Remains Flexible at Extreme Temperatures
- Excellent Resistance to Ozone, UV and Aging
- Recommended for Areas Using FM200 or Halon Fire Suppression Systems
- Mounts on Push Side of Door
- Use with a Threshold for Maximum Sealing Capability
- Nylon Brush Recommended for Carpet Applications Where No Threshold is Provided
- Specify Exact Net Length Required to Avoid Field Sizing
- ADB’s from 12" to 18" Can be Cut Down 1/2". ADB’s 20" and Over Can be Cut Down up to 1-1/2"
- Minimum Length 11-1/2", Maximum Length 60"
- 3/4" Max Drop
- Steel End Caps Furnished Standard – Black Finish
- All Automatic Door Bottoms are Handed. Right Hand Supplied Unless Specified. Field Reversible
- Silicone Is Black
- Dark Bronze Finish
Standards

CERTIFIED by UL to CAN/ULC-S104 and ANSI/UL10B, complies with NFPA 80 and NFPA 252 for application to Hollow Metal fire doors rated up to 3 Hrs., and Wood fire doors rated up to 90 minutes.

POSITIVE PRESSURE - CERTIFIED by UL to ANSI/UL10C, complies with IBC, NFPA 80 and NFPA 252 for application to Hollow Metal fire doors rated up to 3 Hrs., and Wood fire doors rated up to 90 minutes.

AIR INFILTRATION Recommended product for minimum Air Leakage and a tight seal around the perimeter of doors.

SMOKE & DRAFT CONTROL GASKETING. Certified by UL to ANSI/UL10C and ANSI/UL1784 Category ‘H’; complies with IBC and NFPA 105 for use on ‘S’ labeled Positive Pressure Hollow Metal fire doors rated up to 3 hours, and Wood fire doors rated up to 90 minutes.

ANSI/BHMA CERTIFIED. Certified Gasketing complies with American National Standard for Door Gasketing and Edge Sealing Systems ANSI/BHMA A156.22 and is listed in the BHMA Certified Products Directory.
Options
- Lead Insert Available for Radiation Shield – Specify ‘Lead Lined’