MINNEAPOLIS, Minn., Jan. 6, 2021 (SEND2PRESS NEWSWIRE) — In September 2020, Robert Mapleton, owner, RPM Energy Consulting, LLC performed an independent study at an Extended Stay America hotel to determine the effect of cleaning the coils of the hotel’s guestroom packaged terminal air conditioner (PTAC) units on cooling energy usage. The test was used to […]
