Spiral Pipe Diffuser with Transition Box SD52-20X10G Step Down Ceiling Diffuser Standard Features * 2x2 panel

Standard Features * 2x2 panel with fixed 22 gauge steel perforated face * 7/8" fiberglass back (R4 value) * Pattern controllers can be adjusted to 1

Square to round 2" collar with roll formed retention bead - available in square sizes only

to 23 29/32"

Allows for 2-way airflow

Spiral Pipe Diffuser with Transition Box SD52-20X10G Step Down Ceiling Diffuser Standard Features * 2x2 panelSD52 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