Pemko 345NB 36"; Door Bottom Sweep with Raindrip and Nylon Brush
Professional Weather Sealing Solution with Rain Deflection
The Pemko 345NB Door Bottom Sweep combines effective weather sealing with rain deflection in a durable 36"; aluminum assembly. Featuring a 7/16"; high nylon brush insert and surface-mounted raindrip design, this door bottom provides comprehensive protection against air, water, and debris infiltration. The 9/16"; width aluminum retainer with slotted mounting holes ensures secure installation and easy field adjustment for optimal sealing performance.
Professional Features & Benefits
- 36"; Length: Pre-cut to standard door width for immediate installation on most commercial and residential applications.
- Raindrip Design: Integrated rain deflection feature directs water away from the door bottom to prevent moisture infiltration and threshold damage.
- 7/16"; Nylon Brush Insert: Densely compressed nylon filaments provide effective sealing while maintaining flexibility for smooth door operation.
- Temperature Performance: Brush remains flexible down to -40�F and withstands temperatures above 400�F for reliable operation in extreme conditions.
- Aluminum Construction: High-quality aluminum retainer with 9/16"; width provides durability and corrosion resistance for long-term performance.
- Adjustable Installation: Slotted mounting holes allow for precise positioning and easy field adjustment to achieve optimal sealing contact.
- Multi-Certification Compliance: GREENGUARD Gold Certified, UL 1784 air leakage tested, UL 10C fire rated, and ANSI/BHMA A156.22 certified for comprehensive code compliance.
- Natural Pest Deterrent: Brush design naturally repels rodents and spiders, with compatibility for household pest repellent application for enhanced protection.
Professional Applications
- Commercial Office Buildings
- Educational Facilities
- Healthcare Institutions
- Retail Establishments
- Industrial and Warehouse Facilities
- Multi-Tenant Residential Properties
- Government and Municipal Buildings
Why Choose Pemko Quality?
Pemko door bottom sweeps deliver professional-grade weather sealing with high-quality aluminum construction and temperature-tested nylon brush inserts rated for extreme conditions from -40�F to above 400�F. Multiple certifications including GREENGUARD Gold, UL fire ratings, and ANSI/BHMA compliance ensure reliable performance in demanding commercial applications where effective environmental control and code compliance are essential.
Product Documentation & Resources
Manufacturer Resources
Product Specs
- Product Function:
- Automatic Door Bottom
- Insert Type:
- Nylon Brush Insert
- Product Group:
- Door Trim and Accessories
- Product Subgroup:
- Door Bottom Sweeps and Door Shoes
- Product Type:
- Automatic Door Bottoms
- Subcategory:
- Door Bottoms & Door Shoes
- ANSI/BHMA:
- BHMA Certified; Fire Rated - UL10C; GREENGUARD Gold Certified; Fire Rated - UL10B
- Commercial/Residential:
- Commercial
- Series:
- 345 Series
- Product Length:
- 36"
- For Use With:
- Architectural Doors
- Product Dimension:
- W: 9/16", H: 1-15/16 "
- Product Substrate:
- Aluminum
- Product Category:
- Door Trim and Accessories
- Department:
- Door Hardware