> i am wondering if it is necessary to use west system 207 clear hardener on
> both the inside and outside of my guillemot?

> their is a considerable difference iin price between the 207(clear) and
> the 206 hardeners , you get slightly more with 207 due to 3:1 mix ratio

> is it worth it to use 207 on the out and 206 on the in?

> any advise appreciated

> craig, ont can Craig-Thats how I did my kayak.207 on the outside and 206 on the inside.I only put 2 coats onthe inside and did not notice any clarity difference between the two different hardeners. Don