Press release content from Business Wire. The AP news staff was not involved in its creation. Therma-Tru Named #1 Brand Used Most and #1 in Quality for 2021 April 20, 2021 GMT MAUMEE, Ohio--(BUSINESS WIRE)--Apr 20, 2021-- Therma-Tru has been named the “Brand Used Most” in the entry doors category, marking more than 20 consecutive years receiving this distinction. In the 2021 Builder Brand Use Study conducted by Zonda (formerly known as Hanley Wood), Therma-Tru ranked first in “Brand Used Most” and “Brand Used Most in the Past Two Years,” tied for first in “Highest Quality,” and ranked second for “Brand Familiarity.” “We’re proud of our ongoing relationship with builders throughout the United States,” said Fenton Challgren, president of Therma-Tru Corp. “Knowing they continue to choose Therma-Tru more often than any other entry door brand shows our commitment to our builder partners.”