StamparioFree tools
Quick calculators for numbers technicians work out on site, with the rules they come from.
Refrigerant leak rate calculatorFree refrigerant leak rate calculator using the EPA annualizing method: refrigerant added, full charge and days since the last additionOpen →Backflow test readings checkCheck backflow test readings against the minimums printed on many utility and CSA-based forms: relief valve 2 psid, buffer C = A − B of 3 psid for RPs, 1 psid per check for DCs, 1 psid air inlet and check for PVBsOpen →Extinguisher hydrostatic test and 6-year maintenance datesWork out when a fire extinguisher needs its hydrostatic test (5 or 12 years by type) and its 6-year maintenance, from the year of manufacture or the last hydro testOpen →
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