Knowledgebase
Welcome to the BTL Knowledgebase. Ever since we started lining ponds, creating covers, and helping people with their projects, we've gotten asked a lot of questions. Many of these questions are repeatedly asked, so we put together the BTL knowledgebase to help answer any questions you had about a particular subject. We are adding new questions every month, so continue to check back often!
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What is RPE?
Reinforced Polyethylene, or RPE, is a type of geomembrane known for its durability and puncture resistance.
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How do I get rid of algae in my aquaponic system?
Fortunately, most of the tools you’ll use in an aquaponics system to keep algae from getting out of hand will also serve to bring it back under control.
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Can Rice be grown in aquaponics?
The addition of fish to rice paddies to enhance nutrient availability and increase crop production began thousands of years ago in China, where it was called the rice-fish system.
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How much does aquaponics yield per square foot?
The yield of any aquaponics operation depends on your physical setup, the size of your operation, and what crops/fish you intend to grow.
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Is RPE pond liner safe for aquaponics?
RPE (reinforced polyethylene) liner is an excellent liner for aquaponics projects.
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Does your water have to be potable in aquaponics?
If you’re just going for edible food for your own family, you may not need to get anything that’s been officially deemed as potable, but caution is highly recommended here.
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What fertilizer do you use in aquaponics
None. That’s the beautiful thing about aquaponics.
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Can you use pond liners in an aquaponic grow bed?
Yes, you can absolutely use pond liners in an aquaponic food bed, so long as they are rated as food or potable water safe.
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Can you use gravel for aquaponics?
With careful selection, gravel can be successfully used as a grow medium for aquaponics, but there may be some better options.
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Is PVC safe for aquaponics?
If you’re speaking about using rigid PVC (uPVC) pipes in your aquaponics water system, that’s a good choice.
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Do I need a biofilter for aquaponics?
A well designed aquaponics setup with a balanced fish:plant ratio that uses high quality fish food actually shouldn’t need a biofilter.
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Do you need soil for aquaponics?
Hydroponics and so by extension aquaponics are, by definition, soil-less.
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How do you build a greenhouse for aquaponics
Greenhouses can be constructed with a no-holds-barred approach to automation, or fully DIY with a shoestring budget.
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Do you need a greenhouse for aquaponics?
Greenhouses are not strictly required for successful aquaponics, but they do offer some definite benefits
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Aquaponics setup for beginners
Assuming that you’re starting small as a beginner, aquaponics can be a relatively easy venture to dip your toes into, without an enormous initial investment.
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Does aquaponics require electricity?
Aquaponics do require some source of supplemental power to operate pumps, supplemental lighting, or other elements of an aquaponics system, but there are options.
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Worst plants for aquaponics
It’s hard to find agreement on the best or worst choice for pretty much anything in this world, and the same goes for aquaponics, because the term “best” or “worst” depends on what matters most for you.
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Can you grow house plants with aquaponics?
House plants can grow beautifully in an aquaponics system, quickly becoming the envy of all your friends.
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Are fish farms aquaponics?
It’s fair to say that fish farms are predecessors to aquaponics, or even that aquaponics are types of fish farms, but ordinary fish farms are missing the critical systems and benefits that would qualify them as aquaponics.
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Can you grow root vegetables with aquaponics
Yes, root vegetables do very well in aquaponics systems.
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What is the best grow media for aquaponics?
An ideal grow media should be smooth and moderately lightweight, pH neutral, non-degradable, and offer plenty of surface area for bacterial colonization.
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Do I need to change water in aquaponics
A well managed aquaponics system virtually never needs to have its water changed.
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What problems does aquaponics solve?
To begin, aquaponics can help solve the problems of food production in areas where unpolluted water is scarce.
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