LAING RECIRC PUMPS


Operating Costs Savings Summary
Models SM-303-B and SMT-303-B Series
Circulating Pumps

  • Based on 3 bedroom home with 4 occupants, water heater 60 feet from farthest fixture, insulated copper ¾" hot water supply and ½" recirculating lines on conventional system with a Laing SMT-303-B Recirc Pump.
     

Gas Water Heater


 

Electric Water Heater


 
Notes:

1.  Based on Laing SMT-303. 33 watt recirculation pump with timer running 16 hours per day, 365 days per year.
2.  Actual savings may differ from household to household depending on a variety of factors including water use habits, length of hot water supply line, number of home occupants, etc.

Above summary based on study and analysis prepared by Edward Saltzberg and Associates, consulting mechanical engineers. Copies of this detailed analysis are available on request from Laing Thermotech, Inc.
 

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