The quality of your product is not just a matter of pride. Research about the cost of quality in organizations hypothesizes that more than 10% of your company's revenue can be lost due to problems with quality.
The more mistakes your personnel make, the more it hits your revenue. For example, if you take the numbers above into account, you would be looking at your company losing 2% of its revenue.
Managing the temperature in your workplace is a proactive step to ensure the quality of your product and prevent these concerns.