What kind of damp proofing system do I need for my cottage that is set into the bank??

If your property is built into a bank, the only way to prevent damp is a full tanking system, most builder's can do this kind of thing. Regard's Paul

The only system to use is the tanking system, which is really the best damp proofing system there is. Simple

A tanking system called cavity darin membrane look at triton-chemicals.com regard, ray