GRAF Filters are the industries leader in rainwater harvesting filtration. An excellent choice for all your below ground and above ground rain harvesting applications. RHSI can provide product solutions for both residential and commercial applications. GRAF standard of excellence and quality coupled with cutting edge rainwater harvesting technology makes GRAF the clear leader in high efficiency rainwater harvesting.
- Low maintenance self cleaning design.
- Most models have built in first flush technology.
- Stainless Steel filtration membrane.
- High efficiency.