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Grease Duct-NFPA code requirements
The literature I've read states something about being an "alternative" to fire rated enclosures, but the UL 1978 states "intended to be installed in a fire restive enclosure when required by NFPA 96 of the IMC". Assuming no fire rated chase is required, is there a UL listed through penetration...- JMartinH
- Post #10
- Forum: HVAC/R engineering
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Grease Duct-NFPA code requirements
Just to add a little more grease to the fire, do these prefab ducts/flues require chase enclosures?- JMartinH
- Post #8
- Forum: HVAC/R engineering
