Daniel, Gavigan Uses Tankless water heat ( Gas or LP) when ever possible. The industry and level of Quaity have surpassed common standards. Knowing how to check and possibly service the system is a a ... read more
Mark, the answer depends on the topo ie the slope and terrain. Consult a local structual engineer..
proper drainage away, footers, rock, filter cloth, french drainect ect ( water is a hydrolic tool)
T ... read more