Valsts valodas centra izstrādātie inženierzinātņu, tehnikas, rūpniecības un būvniecības un arhitektūras termini

Konteksts: [..] Smoke leakage Sm - when the maximum leakage rate measured at both ambient temperature and 200 °C and up to a pressure of 50 Pa does not exceed 20 m3/h for a single leaf doorset, or 30 m3/h for a double leaf doorset. [..]
Avots: Fire classification of construction products and building elements - Part 2: Classification using data from fire resistance tests, excluding ventilation services