High Performance Membrane Diffuser Technology:

• Hollow base design for sand or gravel weighting
• Large base area for soft bottom sediment
• Self-cleaning, low maintenance construction
• Ultra low back pressure check valve
• Micro-bubble technology
• Five year warranty Diffusers
• All membranes feature a non-stick coating to prevent biofilm and calcium build-up
• Single membrane features flexible 12" disc
• Dual membrane features two flexible 12" membrane discs
• Quad membrane features four flexible 12" membrane discs