Combo 4″ / 3″ outlet for NDS® products. Fits the NDS900 and NDS1200 series catch basins and the NDS1230 Low Profile catch basin. It also fits the NDS1800 and NDS2400 Series catch basins when used with the NDS1890 Universal Adapter ring.
Part# 1243 or NDS1243
The NDS® catch basins, grates, and adapters we offer are commercial grade – not the budget ones you find at your local big-box hardware store.