When/when not to use color preserver on thread?

Rod Building 101 - Applying Color Preserver

Pros & Cons on Color Preservers: Custom Rod Building

Additional Info SKU:Fuji_UP_ SKU:Fuji_UP_ Customer Reviews 4.7/5 7 Reviews Rating numberstar iconRating progressNo of ratings5 (5)4 (2)3 (0)2 (0)1 (0)

Fuji Ultra Poly Thread

Fuji Ultra Poly NOCP does not require color preserver to maintain its color. Available in 26 colors.

Fuji Ultra Poly NOCP Thread

Using color preservative for guide wrappings - The Hull Truth

PROSEAL Premium Color Preserver

Additional Info SKU:Fuji_UP_ SKU:Fuji_UP_ Customer Reviews 4.7/5 7 Reviews Rating numberstar iconRating progressNo of ratings5 (5)4 (2)3 (0)2 (0)1 (0)

Fuji Ultra Poly Thread

Guide Wrap: Color Preserver Testing - Rod Building: Products Not

Pros & Cons on Color Preservers: Custom Rod Building

Rod Wrapping Finish Tips – Flex Coat

Hitena

The Difference Between ColorFast and Nylon Thread Wraps - In-Fisherman

Flexcoat Color Preserver Test

, NCP Rod Wrapping Thread made from 100% nylon (Color Preserver is not required to keep original color), Stretch and elasticity provides best

Hitena NCP Nylon Rod Wrapping Thread

Nylon Rod Wrapping Thread made from 100% nylon (Color Preserver required to keep its original color without fading) - Consistent tension makes

Hitena Thread - Nylon (100 yd spool)