DIY build11 min
DIY central air loop for multiple aquariums
Plan flow, valves, redundancy, heat, noise and backflow protection.
air systemfish roomsponge filter
AquaNexus knowledge library
DIY builds
Practical racks, air systems and aquarium projects with maintenance and safety built in.
4 complete guidesOriginal AquaNexus writingReviewed 2026-07-20
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DIY build11 min
Aquarium rack planning guide
Plan tank loads, access, drainage, levelling and future maintenance before building.
rackfish roomsafety
DIY build10 min
Sponge-filter airline setup
Lay out airline, valves and check valves so maintenance stays simple and safe.
sponge filterairlinecheck valve
DIY build10 min
Aquarium lid planning guide
Plan ventilation, access, condensation and escape prevention before cutting material.
lidcondensationjumping fish
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