John
I would do what Paul said but I would take an additonal step of capping the sprinkler heads where they are easy to get to with a half dozen of 1/2" PVC caps. Then you are increasing the pressure ... read more
Before you do anything new...look at what is already there.
1. Do the existing windows allow drafts? Upgrade existing windows first before considering new windows. I don't think the payback is that ... read more