NDS 970, griglia quadrata da 9 pollici, si collega a Spee-D® da 6 pollici 9 pollici, plastica nera
Drain the excess stormwater away, not the leaves and debris in it. Use the drain grate (also known as a drain cover) to drain moderate flows from lawns, landscaped areas, patios, walkways, and under downspouts.The 9 in.