The following product guides are available for the MH range:
Benson MH Marquee Heater - Product Guide - March 2013 - https://www.reznor.co.uk/wp-content/uploads/2023/12/Benson-MH-Sales-Brochure-Marquee-Heater-EN-2013-03-GB-BEN-008-0313.pdf
Benson MH Marquee Heater-01 - Product Guide - March 2011 - https://www.reznor.co.uk/wp-content/uploads/2023/12/Benson-MH-Sales-Brochure-Marquee-Heater-EN-2011-01-GB-BEN-008-0111.pdf