SOPRANATURE Drain Box is composed of a recycled acrylonitrile-butadiene-styrene (ABS) with narrow slots on the sidewalls and small holes on the top cover. SOPRANATURE Drain Box is designed to allow a continuous flow of water to the roof drains while blocking debris. A 12 inch opening provides unobstructed drain access and wide bottom extensions ensure SOPRANATURE Drain Box will not float during times of high water intake. SOPRANATURE Drain Box comes standard 4 inch height that can be extended up to 32 inches with extension kits.
Interlock sidewall panels at each corner and stagger horizontal joints. Connect sidewalls to the bottom plate and top cover. Assemblies measuring 16 inches or taller must be screwed together at the designated holes in each corner.