Pemko STC411APK 22

Pemko STC411APK 22" Acoustic Automatic Door Bottom with Pemko Prene Insert - Mill Finish Aluminum

• Acoustic Automatic Door Bottom
• Length: 22"
• Width: 19/32"
• Height: 1-27/32"
• Insert: Pemko Prene
• Recommended gap under door is 1/2" for optimal acoustic performance max drop is 3/4"
• Replacement insert: PK4111BL
• Material: Mill Finish Aluminum
• Mount: Mortise
• Features:
• The acoustic automatic door bottom provides excellent performance for acoustic openings
• Independent testing has shown that the STC Series Automatic Door Bottom has "sealed-in-place" type performance
• 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
• Smoother action positive seal mechanism. All Pemko automatic door bottoms consist of an aluminum case which surrounds a movable drop-bar seal. The drop-bar seal is actuated by a plunger which contacts the jamb as the door is closing, forcing the drop-bar seal down against the floor / threshold.
• Installation is fast and easy because disassembly is not required to change handing: simply flip the automatic door bottom and you’ve reversed the hand.
• 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.
• The drop-bar seal actuation mechanism (all models) causes the drop-bar seal to always actuate on the hinge side first. This feature prevents the seal from skidding along the floor / threshold while the door is being closed. Door hang up will not occur.
• Pemko automatic door bottoms are provided NET length
• ANSI: R3G324, R3G325
• Ratings:
• Air Infiltration Tested
• Sound Tested - ASTM E90
• BHMA Certified
• Smoke Tested - UL1784
• Fire Rated - UL10C - Positive Pressure
• Underwriters Laboratory 4L10