Certain men, of a certain age, tend to place hard value on the opinion/word of hardware store employees when it comes to things out of said person’s purview.
Combine that with the fact that their mind is usually half way turned to tapioca due to a lifetime of leaded fuel exposure, Fox News, and advanced age. It’s a wonder that some of them can even get into their walk in tubs every evening, their minds are so boomer-rotted.