Heating calculators
A complete set of tools for designing central heating systems: radiator sizing, pipe diameters, expansion vessel and safety valve, plus underfloor heating and control-valve authority calculations. Values and formulas are based on PN-EN 12831, PN-B-02414 and PN-EN 1264.
Calculators in this category
Guides & articles
Hydraulic Balancing of Central Heating Systems — Flows, Settings and Valve SelectionBuilding Heat Loss Calculations per EN 12831 — step-by-step guideExpansion Vessel Sizing for Heating Systems — Formulas, PN-B-02414, CalculatorHeating media — water, glycol and dilution tables for installationsUnderfloor vs Radiator Heating - Comparison, Costs and System SelectionSafety valve selection in heating systems – standards, calculations, practiceHow to calculate underfloor heating step by step — a guide with calculatorWhat Insulation Thickness for Walls, Roof and Floor? Guide with TablesHow to Choose a Radiator? Step-by-Step Guide to Panel Radiator SelectionDew Point and Condensation in Building Partitions - GuideControl Valve Authority - Kvs CoefficientCalculating pressure drops and pipe sizing in heating systems