Piping and valves /
Spellman, Frank R. ,
Piping and valves / Frank R.Spellman, Joanne E. Drinan. - xiii, 169 pages : illustrations ; 23 cm. - Fundamentals for the water and wastewater maintenance operator series .
1587161028
Plumbing --Equipment and supplies.
Water-pipes.
Water-pipes --Valves.
TH6249 / .S63 2001
Piping and valves / Frank R.Spellman, Joanne E. Drinan. - xiii, 169 pages : illustrations ; 23 cm. - Fundamentals for the water and wastewater maintenance operator series .
1587161028
Plumbing --Equipment and supplies.
Water-pipes.
Water-pipes --Valves.
TH6249 / .S63 2001