https://campcan.ca/door-trim-seal-per-ft/

Around 12 ft required to seal the edge of the Boler door opening. 

Trim is 1/2″ (12.7mm) wide and fits up to a 1/4″ (6.4mm) edge, bulb is 0.625″ (16mm).

This gasket is a Trim-Lok Part #: 6100B3X1/4A

• 6100 = Series 100 trim with a 5/8" bulb diameter
• B3 = 3/8" trim width
• 1/4 = fits a 1/4" panel edge
• A = side bulb orientation (matches your picture)

http://Amazon.ca - Trim-Lok

Other Options