save the cement, get icegard, self adhesive smooth face roofing ... your local roofing supply will have it or a similar product, used as starter course underlayment
"When we tug a single thing in nature, we find it attached to the rest of the world" ~ John Muir "When we tug a single thing on an old truck, we find it falls off" ~ me Some TF series details & TF heater pics
