3 calculators in this category
- Hydronic GPM Flow Rate CalculatorSensible heat rate equation, ASHRAE Handbook—FundamentalsEnter a heating or cooling load and the temperature drop you are designing around, and this calculator returns the flow the…
- Radiant Floor Loop Length CalculatorASHRAE Standard 55 floor-temperature limit; manufacturer loop-length tablesGive this calculator a zone area, a tube spacing and the zone's heat loss, and it returns the total PEX you need to buy, how…
- Boiler Size (BTU) CalculatorI=B=R ratings (Hydronics Institute); AHRI BTS-2000Boilers carry three different capacity numbers and they can differ by 40%. This calculator works through all of them in the…