- Smoother action positive seal mechanism. 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.
- Available with nylon brush (NB) seals. The nylon filaments conform extremely well to irregular surfaces such as carpet, stone and grout lines.
- Especially over uneven surfaces, both PemkoPrene® (PK) and nylon brush (NB) provide excellent seals to keep out draft, dust, moisture, insects, fumes, light, and sound.
- Door Bottom is handed. Disassembly is necessary to reverse handing. Use 4131 for a non-handed application.
- The line includes models which can be mounted to either wood or hollow metal doors.
- End plates are provided for all mounting applications.Seals up to a 3/4" gap under the door.
- The drop-bar seal actuation mechanism 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.
- Provided NET length.
Ratings:- Fire Rated - UL10C - Positive Pressure
- Air Infiltration Tested
- Sound Tested
- BHMA Certified
- Smoke Tested - UL1784
- GREENGUARD Gold Certified