HE-B Input 4 sides 3 sides 2 sides 1 side (below) 1 side (on the side) Dimension 100 mm120 mm140 mm160 mm180 mm200 mm220 mm240 mm260 mm280 mm300 mm320 mm340 mm360 mm400 mm450 mm500 mm550 mm600 mm650 mm700 mm800 mm900 mm1000 mm Temperature 350 °C400 °C450 °C500 °C525 °C550 °C560 °C600 °C620 °C650 °C700 °C750 °C Fire Resistance R15R30R45R60R90R120 Ap/V 154 [m-¹] Calculate