This heavy-duty option is for security and storm protection. The extra thick double walled aluminum will keep out the toughest of storms and potential criminals.
This Aluminum Base Slat is for Maxi Slats (A-200, A-240, RLL-4, RLL55X and RLL59). These slats work together with two types: Weather Stripping-Felt #1542 or extra thick Weather Stripping- Felt #1546 and Rubber Insert #1531. This Base Slat seals the curtain at the bottom area.
This Base Slat is for Mini Slats(CD90, E-150, A-150, RLL3) and seals the curtain at the bottom area. These slats work together with two types: Weather Stripping #1540 and Rubber Insert #1528. Moreover they come together with #1552 and the Mini Base Slat weight #1580.