Frakco Travelsoft HD Portable Water Softener System 10 000 Grains RV. The resin causes grains of hard water to flow faster resulting in softer water. The Frakco 1200 grain RV Softener System works for homes apartments military barracks hotels schools hospitals and nursing homes. The Frakco 1200 Travelsoft has a heavy duty base that will stand anywhere. It uses salt or solar power making it completely portable. It requires no electricity or electricity from any source. The Frakco 1200 Travelsoft HD has a capcaity of 10000 grains more than enough to make a big difference in hardness. The Frakco 1200 Travelsoft has a simple control valve a convenient drain to prevent freezing and a durable base that allows it to stand wherever needed. Features of Frakco RV 1200HD Travelsoft HD Portable Water Softener System 10 000 Grains Construction of rugged durable fiberglass Lightweight and completely portable Simple control valve Convenient drain to prevent freezing Capacity: 10000 grains Package Contents: Frakco RV 1200HD Travelsoft HD Portable Water Softener System 10 000 Grains Frakco RV 1200HD: Travelsoft HD Portable Water Softener System 10 000 Grains