You shouldn't use roofing felt on the inside of the house. It is a tar
product. The roll of waterproof sealer is what you will need.


"WirelessNut" wrote in message
oups.com...
Where in the sandwhich would the "roll of waterproof sealer" go (as you
mention in #8)? On top of the concrete board? This is in addition to
the roofing felt, yes?