How to determine the date of production/manufacture or age of Laars® HVAC Systems.

The date of production/manufacture or age of Laars® HVAC equipment can be determined from the serial number located on the data plate.

Parent Company:  Laars Heating Systems Co.  a subsidiary company of  Bradford White Corp.
Sister or similar Brands:  AERO (Obsolete) | BRUTE® | BRUTE II® | LAARS® | MAGNATHERM® | MASCOT FT® | MASCOT LX® | MIGHTY THERM® | MIGHTY THERM2® | MINI THERM® | NEOTHERM® | PENNANT® | RHEOS® | Teledyne Laars®

Example serial number styles/formats found:

  • Style 1:  C00B01803

Style 1:   C00B01803

Description: Nine (9) character Serial number begins with one (1) letter digits – followed by two (2) numerical digits – a single letter digit and ends with five (5) numerical digits.
Month of manufacture can be determined by using the 1st letter digit. (To decode see chart below).
Year of manufacture can be determined using the 2nd-3rd numerical digits.

Page last updated: 14 Oct 2015

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