Commercial Heating Supply can provide completely assembled duplex pumps and strainer sets. These assemblies are designed and built to meet specific job requirements. Each pump set is available for handling Diesel. #2 fuel oil, #4 fuel oil, or #6 fuel oil over a large range of capacities. The pumps are Tuthill model LA. Each fuel unit feature open casing design, which provides improved performance at either 1200 or 1800 RPM and at pressures to 100 PSI. Units are also provided with an improved mechanical face type seal and a Teflon impregnated outboard bearing that does not require lubrication. Pumps are directly coupled to a standard NEMA frame motor and mounted on a common base complete with coupling guard. Each pump set is set and welded on a 2’ x 3’ x ¼" steel base plate with drain and piped together complete with shutoff valves, check valves, relief valves, large face pressure and vacuum gauges with petcock. Pump sets are completely painted and hydro tested