T&S Brass B-3992-01-3X Modular Waste Drain - 3-1/2" w/ Overflow & 3" Extension Brand_MicroMatic Note: Over tightening the airlock

Note: Over tightening the airlock / orange bulk head can cause it to crack

The wall hook protects the nozzle from impact damage—ensure it is anchored to structural wall backing

ensures the mounting interface is clear of pipe grit to prevented moisture intrusion

The "S-shape" design is highly effective at preventing "suck-back

ensures the concealed manifold is anchored firmly beneath the counter to prevents movement under the leverage of the long spout and handles

T&S Brass B-3992-01-3X Modular Waste Drain - 3-1/2" w/ Overflow & 3" Extension Brand_MicroMatic Note: Over tightening the airlockThe T&S Brass B 3992 01 3X Modular Waste Drain is an elite safety component designed to prevent accidental floods in commercial sculleries. This unit features a 3 1 2" sink opening, a high volume 2" NPT outlet, and an integrated Overflow Assembly that directs excess water safely into the drain line. The 3" handle extension provides superior ergonomics for standard depth prep sinks. Constructed from heavy duty cast bronze and stainless steel, it is