Free freight for online orders over $200
Weather Tight NEMA 4 enclosure.
External Power Disconnect Switch.
Indicator Box for Exterior Mounting.
For use in place of a U tube or pressure gauge. Popular for multi-family residences, where system needs to be monitored without indoor, domicile access. System must be at or above 70% fan speed. For systems below that fan speed see the Rn3 MI. Fan sold separately
MI Rn3/4 Indicator Box for Exterior Mounting (box only), for use with Rn4 fan. Please note THIS IS NOT A LOW VOLTAGE SYSTEM
Enclosure may be different than pictured.
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