It is interesting how difficult it is to change brand names. Residential pool heaters have not been sold under the Laars name for some time but it is searched for more frequently that the current brand names:

Looking around the web there seems to be considerable confusion as to the correct name for this range of heaters. I have seen them under Laars Pool Heaters, Teledyne Laars Pool Heaters and Jandy Pool Heaters. The history of this is rather complicated but as I understand it the following is what happened.

Laars Engineers was formed in the late 1940s and pool heaters was one of its key products. It was bought by Teledyne in the mid 1960s and became Teledyne Laars. In 1996 Teledyne bought Jandy Industries and started marketing their pool heaters under that name (but sometimes including the Laars name). In the late 1990s Teledyne split the business up with Jandy taking the residential pool business and Laars Heating Systems (which still exists) the commercial side. In 2007.... Click Here to read more.