> It just occured to me that your installation is probably not Plugs Up.
No, it's not, Ed. At least not till I try my first 90 degree steep turn :)

> However, one approach is to connect the primary to primary pipe and
> secondary to secondary pipe using two 1/2 circle connector pipes. The bend
> radius for the connectors would of course need to be such that their ends
> covered the appropriate intake tubes.   The smaller radius bend connector
> pipe on the inside for the primaries and the larger radius bend
> pipe on the outside (or top of the primary connector) for the secondaires.
This sounds good, but I don't know enough about these systems to understand
what you're describing. Got any pictures?
Regards,
John