Does Screen Tight come in longer lengths?
Although standard lengths for Screen Tight cap and base is 8 feet, the 1.5 inch cap is available in 12 foot lengths and the 3.5 inch wide cap comes in 10 foot lengths. Since the base is covered by cap, the joints will not be seen and 8 foot lengths will work just fine.
The 12 foot lengths and the 10 foot lengths can be custom ordered through retailers, although shipping costs should also be taken into consideration for lengths over 8 feet.