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Ever been worried when the doors suddenly magically open by themselves? Do you hear sudden and random whistling and… [Video] | Air pressure, Duct work, Kitchen exhaust fans
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Kitchen Exhaust Fans

Ever been worried when the doors suddenly magically open by themselves? Do you hear sudden and random whistling and odd noises? Or do you feel random drafts of air? Believe it or not, these unexplained events may have been caused by an air pressure imbalance which are actually rooted in our HVAC system. For more information, visit www.procalcs.net Contact us: ☎️ (772) 882-5700 📧 tom@procalcs.net #HVACDesign #hvacsystem #hvaclove #hvaceducation
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