Hollow Core Foam Filled bulb, .250 Diameter Offset Barb

Offset bulb, foam filled window weather-strip
Foam filled with hollow core
Typically used on Hurd and other wood double hung windows
Installation Type: Kerf 
Application: Offset stem, bulb is offset in kerf
Bulb Diameter: 1/4 inch ( 6.35mm)   
Overall Length: 1/2 inch (12.95mm)

Color Options:
White

Priced and sold by the Foot