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| firestop (Alexander Demidov); flame arrestor (A flame arrester (also spelled arrestor), deflagration arrester[1], or flame trap[2] is a device that stops fuel combustion by extinguishing the flame. wiki Alexander Demidov) | |||
| fire-stopping valve | |||
| fire shutoff valve | |||
| fire retardant valve (Altuntash) | |||
| fire damper (Foxcorefox) | |||
| fire-stop valve (Sahara); fire valve (Sahara) | |||
| огнезадерживающий клапан: 3 phrases in 1 subject |
| Construction | 3 |