What products can I use to fair my boat?

Lightweight Fairing Putty - Uses mekp cataylst, this product will help fill in voids and high and low spots. It is easy to sand and does not gum up sand paper. It has low shrinkage and non sagging properties. Good adhesion to polyester and vinylester properties. This product is intended to be used above the waterline. 

Awlfair (D8200 &D7200,D7222) - Awlfair FL is designed for fairing, leveling or smoothing surface imperfections due to gouges, pitting, dents or weld seams. Awlfair FL can be used above and below the waterline via manual application. Although designed as a cosmetic material, the design of the structure it is being applied to should not be ignored.

Q-Cell - Using Q-Cell to create your own fairing compound is a popular method among boat builders and repair professionals because it allows you to customize the properties of your fairing compound. Adjust the amount of Q-Cell to achieve the desired consistency. A thicker mixture is better for filling larger gaps, while a thinner mixture is suitable for smoothing