RewardsHenrad Plan Vertical Concept Henrad Plan Vertical Concept Size (mm) Output Type Colour Points Qty H1800 × L400 1476W / 5036BTU K2 Slate grey 942 -+ H1800 × L500 1845W / 6295BTU K2 Slate grey 999 -+ H1800 × L600 2214W / 7554BTU K2 Slate grey 1124 -+