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Ships within 48 hours · Estimated delivery Aug 15 - Aug 20
Free area equals more than 75% of nominal size
PERFORMANCE DATA 915 Series Engineering/Performance Data
2" ADC compliant round collar with bead for ease of installation
Perforated face grille
Spiral Pipe Diffuser with Transition Box SD52-18X10G Finish:Designer Color - Bronze Free area equals more thanSD52 Transition Box Spiral Pipe Grille (Single Deflection) Standard Features Single deflection transition box mount spiral pipe grille Blades are parallel to the shortest dimension Allows for 2 way airflow adjustment Nylon bushings on adj. blades prevent metal on metal rattle Curved saddle with gasket provides airtight fit to spiral pipe Product sizes available to fit spiral pipe diameters 8 48." Spiral pipe diameter must be 4 larger than width of
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