Check this company out, I used a Gallon kit to install my tank. Click on the link and download the catalog
http://www.fiberglassservices.com/catalog.htm
Easy 1-1 mix.
PLF-4-103 2 Quart kit $ 25.41
PLF-4-104 2 Gallon kit $ 67.19
PLF-4-105 10 Gallon kit $ 294.21