Originally Posted by wallysheata
Do some reading on https://buildingscience.com/
these guys are the leaders in the industry for a number of wall, roof and foundation assemblies. Dr. Joe Lstiburek is brilliant and brings real word experience to his solutions.
The dimple matt I posted is one version of drainboard. Not sure if it's the best or cheapest.
I have a project upcoming this spring, where we just may use some of that.
That reminds me: I need to go by the house and see where its coming in exactly, it's been raining like a mofo for a bit over a week.