Skimmers & BioFalls

• Why does the Grande skimmer not have a filter mat?
• Can I get parts to my Skimmer or BioFalls filter that I bought 10 years ago?
• Do I need a Biofalls if I can just dig a basin at the top and fill it with lava rock? Wouldn't that do the same thing?
• Which Biofalls do I need for my pond?
• My filter pads look nasty. How often do I need to clean them?
• What is a Biofalls filter?
• Can I have a pond without a skimmer?
• Can I add a Skimmer and BioFalls onto an existing pond?
• How many boxes of Bioballs do I need in my Signature Biofalls?
• What do Bioballs do?
• What should I do when my old screws rust/fall out?
• Do you need a filter on a Pondless waterfall?
• Are the Microskim and Microfalls sold separately?
• What is a Skimmer?