non-metallic flex conduit permissible locations

Is it permissible to use non-metallic flex conduit in the garage or attic?

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Specifically as a short distance "whip" between a disconnect and an appliance such as a water heater or an HVAC blower system.

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1. Where flexibility is required for installation, operation, or maintenance.
2. Where protection of the contained conductors is required from vapors, machine oils, liquids, or solids.
3. For outdoor locations where listed and marked as suitable for the purpose.
4. For direct burial where listed and marked for the purpose.
5. Type LFNC shall be permitted to be installed in lengths longer than 1.8 m (6 ft) where secured in accordance with 356.30.
6. Type LFNC-B as a listed manufactured prewired assembly, metric designator 16 through 27 (trade size 1/2 through 1) conduit.
7. For encasement in concrete where listed for direct burial and installed in compliance with 356.42.
8. Conductors or cables rated at a temperature rating of LFNC conduit shall be permitted to be installed in LFNC, provided the conductors or cables are not operated at a temperature higher than the listed temperature rating of the LFNC.

Informational Note: Extreme cold can cause some types of nonmetallic conduits to become brittle and therefore more susceptible to damage from physical contact.

LFNC shall be permitted to be used in exposed or concealed locations for the following purposes:

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