Stainless steel fireproof valve installed on the ventilation, air conditioning system's delivery, return wind pipeline, usually is open state, fire when the pipeline's smoke gas temperature reaches 70 degrees closed, and in a certain time can meet the leakage volume and fire resistance integrity requirements, play the role of smoke insulation and fire prevention.

(1) Valve ye tɔ̈u ka tɔ̈u ka tɔ̈u ka tɔ̈u ka tɔ̈u ka tɔ̈u ka tɔ̈u ka tɔ̈u ka tɔ̈u ka tɔ̈u ka tɔ̈u ka tɔ̈u ka tɔ̈u ka tɔ̈u ka tɔ

(2) A lëu bï valve ya tɔ̈ɔ̈u në DC24V power supply; (Elektrik)

(3) ye kɛ̈ɛ̈r ye kɛ̈ɛ̈r ye kɛ̈ɛ̈r ye kɛ̈ɛ̈r ye kɛ̈ɛ̈r;

(4) Ka tɛmɛ ka tɛmɛ ka tɛmɛ ka tɛmɛ ka tɛmɛ ka tɛmɛ ka tɛmɛ ka tɛmɛ ka tɛmɛ ka tɛmɛ ka tɛmɛ ka DC24V. (Fully Automatic)

(5) Lɔ̈ɔ̈ŋ ye rot looi në 0° ~ 90°; (Adjustment)

(6) Valve ye tɔ̈ɔ̈u ye tɔ̈ɔ̈u ye tɔ̈ɔ̈u ye tɔ̈ɔ̈u ye tɔ̈ɔ̈u ye tɔ̈ɔ̈u ye tɔ̈ɔ̈u