Heating
Heating system design calculators for heat loss analysis, radiator sizing, boiler selection, and hydronic system design per EN 12831 standards.
6 calculators
Manifold/Collector
Design hydronic manifold/collector for distribution
Intermediate
Expansion Tank Calculator
Size expansion tanks for heating and cooling systems based on system volume and temperature range.
Advanced
Balance Vessel
Size balance/buffer tank for heating systems
Easy
Circulation Pump
Size circulation pump for heating/cooling systems
Intermediate
Radiator Selection
Select appropriate radiator size and element count
Intermediate
Heat Loss Calculator
Calculate room heat loss for heating system sizing
Easy