Wood Pellet boiler MCZ Ego Published November 30, 2011 at 350 × 350 in Wood Pellet Boilers | Service & Repairs Next → MCZ Ego The MCZ Ego wood pellet boiler heats a house up to 285 cubic metres and operates at 11.6 kW to 91.5% efficiency Tweet Post a comment or leave a trackback: Trackback URL.