Pemko 300 Series Adjustable Astragal with Self-Adjusting Pile Brush for Double Doors
Professional Double Door Sealing Solution
The Pemko 300 Series Adjustable Astragal features a spring-loaded, self-adjusting pile brush insert designed for double-door entryways with gaps of 3/8"; or less. This aluminum-based meeting stile mortises into one of two double active doors and provides comprehensive sealing against smoke, sound, light infiltration, and energy loss. Available in various finishes with custom cutting options from 24"; to 197"; maximum length.
Professional Features & Benefits
- Gap Compatibility: Designed for double-door gaps of 3/8"; or less with flexible pile bristles that conform to surface irregularities.
- Custom Length Options: Available from 24"; minimum to 197"; maximum length with custom cutting capabilities for precise installation fit.
- Self-Adjusting Design: Spring-loaded mechanism automatically adjusts when doors shift, reducing maintenance requirements and ensuring consistent sealing performance.
- Durable Aluminum Construction: Aluminum base material with overall height of 15/16"; provides long-lasting performance in commercial applications.
- Comprehensive Sealing Performance: Prevents smoke, sound, light infiltration, drafts, dirt, and insects while improving energy efficiency and acoustics.
- Easy Installation: Non-handed design mortises into one door of double active pairs using #4 x 1-1/4"; sheet metal screws.
- Fire Safety Compliance: Helps prevent smoke spread in fire events while maintaining proper door operation.
- Flexible Pile Bristles: Conform to surface irregularities and provide compressed sealing for optimal performance between double doors.
Technical Specifications
- Department: Door Hardware
- Product Group: Door Trim and Accessories
- Product Subgroup: Astragals, Gaskets and Weatherstripping
- Product Substrate: Aluminum
- Product Type: Astragals
- Series: 300 Series
- Subcategory: Astragals
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 300 Series Adjustable Astragals deliver professional-grade sealing performance with durable aluminum construction and self-adjusting pile brush technology. The spring-loaded design reduces maintenance requirements while providing consistent sealing against smoke, sound, and energy loss. Engineered for demanding commercial applications where reliable double-door sealing is essential.
Manufacturer Resources
Product Specs
- Department:
- Door Hardware
- Product Group:
- Door Trim and Accessories
- Product Subgroup:
- Astragals, Gaskets and Weatherstripping
- Product Substrate:
- Aluminum
- Product Type:
- Astragals
- Series:
- 300 Series
- Subcategory:
- Astragals