Doug;
This is the one we use . . .
http://www.cobbcarpet.com/zen/index.php?main_page=product_info&cPath=68&products_id=3656
All brass and it has a bearing for the shaft.
Also have an adapter for 2" MPT.
And we have tried the Kunkles.
Larry
I've considered the SOVC valve from powerplus. But, the $1600 price tag is a whopper. www.powerplusonline.com/pdf/SOVC.pdf
Yea, it works great till the electric shorts out....