Product Overview
Our most popular in-ground filter. High efficiency, self-cleaning, below ground rainwater filtration system.
- Over 95% yield
- Self-cleaning filter
- Max. 3,750 sq. ft. with 4" connections
- Max. 7,500 sq. ft. with 6" connections
Product Code: 340030
The Optimax is the most popular filter in the Graf filter lineup.
- Variable installation depth from 22-41 inches
- Flush installation at ground level
- Only 7" height offset between inlet and outlet
- 0.35mm (.01") mesh filter
- Lockable childproof cover
Telescopic riser (included), with natural looking lid, reduces cost, simplifies installation and produces professional looking results.
Documentation:
Dimension Drawing
Installation Manual
Product Brochure