Heatsource A3 Brochure Tags: Brochure, HS2000, HS2800. Heaters: HS2000 HS2800 Heatsource brochure featuring the Heatsource HS2000 & HS2800 blown air heaters. Includes technical specifications. Also includes small profile on the Malaga water storage heater. Click to Download PDF alt : xyz.pdf