{"product_id":"3d-printed-formicarium-vertical-nest","title":"3D Printed Formicarium with Water Tower Humidity System","description":"\u003cstyle\u003e.yvk-prod{font-family:inherit;color:#1f1610;font-size:16px;line-height:1.65;max-width:860px;margin:0 auto;padding:0 16px}.yvk-prod-hook{font-size:18px;line-height:1.6;margin:0 0 24px;color:#1f1610}.yvk-prod-trust{display:flex;flex-wrap:wrap;gap:12px;list-style:none;margin:0 0 40px;padding:0;border:1px solid #e7ddd0;border-radius:8px;background:#fefcf8;padding:16px 20px}.yvk-prod-trust-item{display:flex;align-items:center;gap:8px;font-size:14px;font-weight:600;color:#1f1610;flex:1 1 140px}.yvk-prod-trust svg{color:#a84c42;display:inline-block;vertical-align:middle;flex-shrink:0}.yvk-prod-story{margin:0 0 48px}.yvk-prod-story p{margin:0 0 16px;font-size:16px;line-height:1.7}.yvk-prod-h2{font-size:28px;font-weight:700;color:#1f1610;margin:56px 0 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solid #a84c42;border-radius:0 8px 8px 0;background:#fefcf8;border-top:1px solid #e7ddd0;border-right:1px solid #e7ddd0;border-bottom:1px solid #e7ddd0;overflow:hidden}.yvk-prod-faq summary{padding:18px 20px;font-size:16px;font-weight:600;color:#1f1610;cursor:pointer;list-style:none;display:flex;justify-content:space-between;align-items:center;gap:12px;user-select:none}.yvk-prod-faq summary::-webkit-details-marker{display:none}.yvk-prod-faq summary::after{content:'';display:inline-block;width:10px;height:10px;border-right:2px solid #a84c42;border-bottom:2px solid #a84c42;transform:rotate(45deg);transition:transform 0.25s ease;flex-shrink:0;margin-top:-4px}.yvk-prod-faq[open] summary::after{transform:rotate(-135deg);margin-top:4px}.yvk-prod-faq summary:hover{background:#f5ede8}.yvk-prod-faq-answer{padding:0 20px 18px;font-size:15px;color:#1f1610;line-height:1.65}.yvk-prod-faq-answer p{margin:0}@media(max-width:640px){.yvk-prod-h2{font-size:22px}.yvk-prod-benefits-grid{grid-template-columns:1fr}.yvk-prod-trust{flex-direction:column}.yvk-prod-features{display:block;overflow-x:auto}}\u003c\/style\u003e\n\u003cstyle data-yavok-fix=\"v1\"\u003e\n.yvk-prod{font-size:max(16px,1em)}\n.yvk-prod table{width:100%;border-collapse:collapse}\n.yvk-prod td,.yvk-prod th{white-space:normal!important;overflow-wrap:anywhere}\n.yvk-prod-features-wrap{overflow-x:auto;-webkit-overflow-scrolling:touch;max-width:100%}\n.yvk-prod img,.yvk-prod svg{max-width:100%}\n@media(max-width:640px){\n.yvk-prod-benefits-grid{grid-template-columns:1fr!important}\n.yvk-prod-trust{display:flex!important;flex-direction:column!important;align-items:center!important;text-align:center;gap:10px}\n.yvk-prod-trust\u003e*{width:100%;max-width:360px;margin-left:auto!important;margin-right:auto!important}\n}\n\u003c\/style\u003e\u003cdiv class=\"yvk-prod\"\u003e\n\u003cp class=\"yvk-prod-hook\"\u003eYour colony deserves a nest that actually works: the \u003cstrong\u003eEXOPETO 3D printed formicarium\u003c\/strong\u003e pairs a vertical through-type tunnel layout with a transparent water tower so you control humidity without guesswork, and watch every chamber fill with workers in real time.\u003c\/p\u003e\n\u003cul class=\"yvk-prod-trust\"\u003e\n\u003cli class=\"yvk-prod-trust-item\"\u003e\n\u003csvg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"22\" height=\"22\" viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"1.8\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003cpath d=\"M12 2 4 6v6c0 5 4 9 8 10 4-1 8-5 8-10V6l-8-4z\"\u003e\u003c\/path\u003e\u003cpolyline points=\"9 12 11 14 15 10\"\u003e\u003c\/polyline\u003e\u003c\/svg\u003e\u003cspan\u003eNo Harmful Chemicals\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli class=\"yvk-prod-trust-item\"\u003e\n\u003csvg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"22\" height=\"22\" viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"1.8\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003ccircle cx=\"12\" cy=\"12\" r=\"9\"\u003e\u003c\/circle\u003e\u003cpath d=\"M12 8v4l3 3\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\u003cspan\u003eReady to Use Out of the Box\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli class=\"yvk-prod-trust-item\"\u003e\n\u003csvg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"22\" height=\"22\" viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"1.8\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003cpath d=\"M2 7h11v9H2z\"\u003e\u003c\/path\u003e\u003cpath d=\"M13 11h5l3 3v5h-8\"\u003e\u003c\/path\u003e\u003ccircle cx=\"6\" cy=\"18\" r=\"2\"\u003e\u003c\/circle\u003e\u003ccircle cx=\"17\" cy=\"18\" r=\"2\"\u003e\u003c\/circle\u003e\u003c\/svg\u003e\u003cspan\u003eShips to the US and Worldwide\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003csection class=\"yvk-prod-story\"\u003e\u003cp\u003eI picked up my first 3D printed nest a few years back because I was tired of refilling cotton plugs every other day to keep humidity stable for my \u003cem\u003eLasius niger\u003c\/em\u003e (black garden ants) colony. The EXOPETO mini5 solves that specific headache with a transparent water tower reservoir that feeds moisture passively into the nest chambers. You fill it, you watch the level drop slowly over days, and you top it up when needed. No more lifting the whole nest to check a hidden cotton ball.\u003c\/p\u003e\n\u003cp\u003eThe vertical through-type layout is the real differentiator here. Workers move top to bottom through connected galleries rather than spreading sideways into a flat maze, which means a small colony fills the visible chambers faster and looks far more active from day one. The activity zone sits at the front with a breathable mesh panel, so foragers have room to move without escaping. It is the kind of thoughtful geometry that only shows up in purpose-built ant gear, not in repurposed terrariums.\u003c\/p\u003e\n\u003cp\u003eThe plastic used is free of high-concern chemicals, which matters when your colony is going to live in direct contact with the walls for years. At $57.95 it sits in the sweet spot: more capable than a basic test-tube setup, far less expensive than a full acrylic modular system. A solid first nest for a founding colony, or a compact satellite nest for a keeper who already runs a larger setup.\u003c\/p\u003e\u003c\/section\u003e\u003ch2 class=\"yvk-prod-h2\"\u003eWhy this 3D printed formicarium handles humidity better than most starter nests\u003c\/h2\u003e\n\u003cdiv class=\"yvk-prod-benefits-grid\"\u003e\n\u003carticle class=\"yvk-prod-benefit\"\u003e\u003cspan class=\"yvk-prod-benefit-icon\"\u003e\u003csvg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"26\" height=\"26\" viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"1.8\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003cpath d=\"M12 2c0 0-7 7-7 12a7 7 0 0 0 14 0c0-5-7-12-7-12z\"\u003e\u003c\/path\u003e\u003cpath d=\"M12 14v4\"\u003e\u003c\/path\u003e\u003cpath d=\"M10 16h4\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\u003c\/span\u003e\u003ch3\u003ePassive humidity, zero daily fuss\u003c\/h3\u003e\n\u003cp\u003eThe transparent water tower feeds moisture into the nest chambers continuously, so you refill once every few days instead of monitoring cotton plugs every morning.\u003c\/p\u003e\u003c\/article\u003e\u003carticle class=\"yvk-prod-benefit\"\u003e\u003cspan class=\"yvk-prod-benefit-icon\"\u003e\u003csvg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"26\" height=\"26\" viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"1.8\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003crect x=\"3\" y=\"3\" width=\"18\" height=\"18\" rx=\"2\"\u003e\u003c\/rect\u003e\u003cpath d=\"M3 9h18\"\u003e\u003c\/path\u003e\u003cpath d=\"M9 21V9\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\u003c\/span\u003e\u003ch3\u003eVertical formicarium layout that shows colony growth\u003c\/h3\u003e\n\u003cp\u003eThrough-type vertical galleries fill from top to bottom as your colony grows, making population progress visible at a glance rather than hidden in a flat labyrinth.\u003c\/p\u003e\u003c\/article\u003e\u003carticle class=\"yvk-prod-benefit\"\u003e\u003cspan class=\"yvk-prod-benefit-icon\"\u003e\u003csvg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"26\" height=\"26\" viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"1.8\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003cpath d=\"M3 6h18\"\u003e\u003c\/path\u003e\u003cpath d=\"M3 12h18\"\u003e\u003c\/path\u003e\u003cpath d=\"M3 18h18\"\u003e\u003c\/path\u003e\u003ccircle cx=\"7\" cy=\"6\" r=\"1.5\" fill=\"currentColor\"\u003e\u003c\/circle\u003e\u003ccircle cx=\"12\" cy=\"12\" r=\"1.5\" fill=\"currentColor\"\u003e\u003c\/circle\u003e\u003ccircle cx=\"17\" cy=\"18\" r=\"1.5\" fill=\"currentColor\"\u003e\u003c\/circle\u003e\u003c\/svg\u003e\u003c\/span\u003e\u003ch3\u003eBreathable mesh activity zone keeps foragers contained\u003c\/h3\u003e\n\u003cp\u003eThe front activity zone uses a ventilated grid panel: enough airflow to prevent condensation buildup, tight enough that even small workers like \u003cem\u003eLasius\u003c\/em\u003e cannot squeeze through.\u003c\/p\u003e\u003c\/article\u003e\u003carticle class=\"yvk-prod-benefit\"\u003e\u003cspan class=\"yvk-prod-benefit-icon\"\u003e\u003csvg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"26\" height=\"26\" viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"1.8\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003ccircle cx=\"12\" cy=\"12\" r=\"9\"\u003e\u003c\/circle\u003e\u003cpath d=\"M12 8v4\"\u003e\u003c\/path\u003e\u003cpath d=\"M9 15h6\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\u003c\/span\u003e\u003ch3\u003eChemical-free plastic safe for long-term ant contact\u003c\/h3\u003e\n\u003cp\u003eNo high-concern substances in the print material, so your colony is not exposed to off-gassing compounds that can stress workers or harm a queen during the founding stage.\u003c\/p\u003e\u003c\/article\u003e\n\u003c\/div\u003e\n\u003ch2 class=\"yvk-prod-h2\"\u003eEXOPETO mini5 formicarium specifications and what comes in the box\u003c\/h2\u003e\n\u003ctable class=\"yvk-prod-features\"\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd class=\"yvk-prod-feature-ico\"\u003e\u003csvg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"18\" height=\"18\" viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"1.8\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003cpath d=\"M3 21 21 3\"\u003e\u003c\/path\u003e\u003cpath d=\"M5 18l2-2\"\u003e\u003c\/path\u003e\u003cpath d=\"M8 15l2-2\"\u003e\u003c\/path\u003e\u003cpath d=\"M11 12l2-2\"\u003e\u003c\/path\u003e\u003cpath d=\"M14 9l2-2\"\u003e\u003c\/path\u003e\u003cpath d=\"M17 6l2-2\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\u003c\/td\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003eEXOPETO mini5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"yvk-prod-feature-ico\"\u003e\u003csvg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"18\" height=\"18\" viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"1.8\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003ccircle cx=\"12\" cy=\"12\" r=\"9\"\u003e\u003c\/circle\u003e\u003cpath d=\"M3 12h18\"\u003e\u003c\/path\u003e\u003cpath d=\"M12 3v18\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\u003c\/td\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003e3D printed plastic, no high-concern chemicals\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"yvk-prod-feature-ico\"\u003e\u003csvg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"18\" height=\"18\" viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"1.8\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003cpath d=\"M12 2c0 0-7 7-7 12a7 7 0 0 0 14 0c0-5-7-12-7-12z\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\u003c\/td\u003e\n\u003ctd\u003eHumidity System\u003c\/td\u003e\n\u003ctd\u003eTransparent water tower, passive medium-moisture feed\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"yvk-prod-feature-ico\"\u003e\u003csvg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"18\" height=\"18\" viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"1.8\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003crect x=\"3\" y=\"3\" width=\"18\" height=\"18\" rx=\"2\"\u003e\u003c\/rect\u003e\u003cpath d=\"M3 9h18\"\u003e\u003c\/path\u003e\u003cpath d=\"M9 21V9\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\u003c\/td\u003e\n\u003ctd\u003eNest Layout\u003c\/td\u003e\n\u003ctd\u003eVertical through-type galleries\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"yvk-prod-feature-ico\"\u003e\u003csvg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"18\" height=\"18\" viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"1.8\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003cpath d=\"M3 6h18\"\u003e\u003c\/path\u003e\u003cpath d=\"M3 12h18\"\u003e\u003c\/path\u003e\u003cpath d=\"M3 18h18\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\u003c\/td\u003e\n\u003ctd\u003eActivity Zone\u003c\/td\u003e\n\u003ctd\u003eBreathable grid panel, front-facing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"yvk-prod-feature-ico\"\u003e\u003csvg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"18\" height=\"18\" viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"1.8\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003cpath d=\"M3 7l9-4 9 4v10l-9 4-9-4V7z\"\u003e\u003c\/path\u003e\u003cpath d=\"M3 7l9 4 9-4\"\u003e\u003c\/path\u003e\u003cpath d=\"M12 11v10\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\u003c\/td\u003e\n\u003ctd\u003eSuitable Species\u003c\/td\u003e\n\u003ctd\u003eSmall to medium species: \u003cem\u003eLasius\u003c\/em\u003e, \u003cem\u003eFormica\u003c\/em\u003e, small \u003cem\u003eCamponotus\u003c\/em\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003ch2 class=\"yvk-prod-h2\"\u003eSetting up and maintaining your 3D printed ant nest formicarium\u003c\/h2\u003e\n\u003cul class=\"yvk-prod-care\"\u003e\n\u003cli class=\"yvk-prod-care-item\"\u003e\n\u003csvg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"20\" height=\"20\" viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"1.8\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003cpath d=\"M12 2c0 0-7 7-7 12a7 7 0 0 0 14 0c0-5-7-12-7-12z\"\u003e\u003c\/path\u003e\u003cpath d=\"M12 14v4\"\u003e\u003c\/path\u003e\u003cpath d=\"M10 16h4\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\u003cspan\u003eFill the water tower with clean, room-temperature water before introducing your colony. Distilled or filtered water prevents mineral deposits from clouding the transparent reservoir over time.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli class=\"yvk-prod-care-item\"\u003e\n\u003csvg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"20\" height=\"20\" viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"1.8\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003ccircle cx=\"12\" cy=\"12\" r=\"9\"\u003e\u003c\/circle\u003e\u003cpath d=\"M12 8v4l3 3\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\u003cspan\u003eIntroduce a founding queen or a small colony of up to a few hundred workers. The mini5 is sized for early-stage colonies: do not overload it with a mature colony of thousands of workers.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli class=\"yvk-prod-care-item\"\u003e\n\u003csvg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"20\" height=\"20\" viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"1.8\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003cpath d=\"M3 12c0-3 2-5 5-5h8c3 0 5 2 5 5v3H3v-3z\"\u003e\u003c\/path\u003e\u003cpath d=\"M6 15v3\"\u003e\u003c\/path\u003e\u003cpath d=\"M12 15v3\"\u003e\u003c\/path\u003e\u003cpath d=\"M18 15v3\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\u003cspan\u003eTop up the water tower every 3 to 7 days depending on ambient temperature. In summer or in a warm room, evaporation speeds up: check the level every 2 to 3 days until you know your baseline.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli class=\"yvk-prod-care-item\"\u003e\n\u003csvg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"20\" height=\"20\" viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"1.8\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003ccircle cx=\"12\" cy=\"12\" r=\"4\"\u003e\u003c\/circle\u003e\u003cpath d=\"M12 2v3\"\u003e\u003c\/path\u003e\u003cpath d=\"M12 19v3\"\u003e\u003c\/path\u003e\u003cpath d=\"M2 12h3\"\u003e\u003c\/path\u003e\u003cpath d=\"M19 12h3\"\u003e\u003c\/path\u003e\u003cpath d=\"M5 5l2 2\"\u003e\u003c\/path\u003e\u003cpath d=\"M17 17l2 2\"\u003e\u003c\/path\u003e\u003cpath d=\"M5 19l2-2\"\u003e\u003c\/path\u003e\u003cpath d=\"M17 7l2-2\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\u003cspan\u003eKeep the nest out of direct sunlight. Most ant species prefer dim to dark nesting conditions: a red-film cover over the nest panels works well if your setup is in a bright room.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli class=\"yvk-prod-care-item\"\u003e\n\u003csvg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"20\" height=\"20\" viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"1.8\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003cpath d=\"M3 12c0-3 2-5 5-5h8c3 0 5 2 5 5\"\u003e\u003c\/path\u003e\u003cpath d=\"M7 19h10\"\u003e\u003c\/path\u003e\u003cpath d=\"M5 15h14\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\u003cspan\u003eClean the activity zone with a slightly damp cloth if food debris accumulates. Never use soap or chemical cleaners inside the nest: plain water and a soft brush are all you need.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli class=\"yvk-prod-care-item\"\u003e\n\u003csvg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"20\" height=\"20\" viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"1.8\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003cpath d=\"M12 2 4 6v6c0 5 4 9 8 10 4-1 8-5 8-10V6l-8-4z\"\u003e\u003c\/path\u003e\u003cpolyline points=\"9 12 11 14 15 10\"\u003e\u003c\/polyline\u003e\u003c\/svg\u003e\u003cspan\u003eIf you keep a cold-hibernating species like \u003cem\u003eLasius niger\u003c\/em\u003e, move the colony to a cooler location (around 41-50 F \/ 5-10 C) for winter. The water tower can stay partially filled during hibernation: just reduce the level so the chambers stay slightly damp, not wet.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 class=\"yvk-prod-h2\"\u003eWho this vertical ant farm formicarium is built for\u003c\/h2\u003e\n\u003cdiv class=\"yvk-prod-sociomatch\"\u003e\n\u003cp\u003eThis nest fits a keeper who has moved past the test-tube phase and wants their first real formicarium without spending $120 on a full modular acrylic system. You might have a young \u003cem\u003eLasius niger\u003c\/em\u003e colony (black garden ants, the classic beginner species) or a small \u003cem\u003eFormica\u003c\/em\u003e group, and you want to watch them actually build out a nest rather than huddle in a tube. Parents buying a first educational ant setup for a curious kid will find the transparent water tower genuinely engaging: kids love watching the reservoir level drop and understanding why.\u003c\/p\u003e\n\u003cp\u003eNot the right pick if your colony already has 2,000 or more workers, or if you keep a large \u003cem\u003eCamponotus\u003c\/em\u003e species (carpenter ants) that needs significantly more gallery space. For those situations, a larger modular formicarium is the smarter investment.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch2 class=\"yvk-prod-h2\"\u003eBuying a 3D printed formicarium: questions keepers ask before ordering\u003c\/h2\u003e\n\u003cdiv class=\"yvk-prod-faq-wrap\"\u003e\n\u003cdetails class=\"yvk-prod-faq\"\u003e\u003csummary\u003eWhat colony size fits the EXOPETO mini5 formicarium?\u003c\/summary\u003e\u003cdiv class=\"yvk-prod-faq-answer\"\u003e\u003cp\u003eThe mini5 is sized for founding queens through colonies of roughly 50 to 300 workers. It works well as a starter nest for species like \u003cem\u003eLasius niger\u003c\/em\u003e or small \u003cem\u003eFormica\u003c\/em\u003e groups. Once your colony pushes past a few hundred workers and starts crowding the galleries, plan to connect a larger outworld or upgrade to a bigger nest: a crowded colony is a stressed colony.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails class=\"yvk-prod-faq\"\u003e\u003csummary\u003eHow long does shipping take, and does it come assembled?\u003c\/summary\u003e\u003cdiv class=\"yvk-prod-faq-answer\"\u003e\u003cp\u003eThe formicarium ships ready to use: no assembly required beyond filling the water tower. Delivery times vary by destination. US orders typically arrive within 7 to 18 business days depending on the shipping route. You will receive a tracking number once your order ships, so you can follow it the whole way.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails class=\"yvk-prod-faq\"\u003e\u003csummary\u003eWill the 3D printed plastic hold up over years of use?\u003c\/summary\u003e\u003cdiv class=\"yvk-prod-faq-answer\"\u003e\u003cp\u003eThe plastic used contains no high-concern chemicals and is rated for continuous contact with moisture, which is the main stress factor in any ant nest. Avoid dropping it or exposing it to prolonged direct sunlight, which can cause minor warping in any plastic over time. Kept indoors in normal conditions, the structure stays solid for multiple years of active use.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails class=\"yvk-prod-faq\"\u003e\u003csummary\u003eHow is this different from a standard flat acrylic formicarium?\u003c\/summary\u003e\u003cdiv class=\"yvk-prod-faq-answer\"\u003e\u003cp\u003eA flat acrylic nest spreads galleries horizontally, which means a small colony looks sparse and lost in a large visible space. The EXOPETO mini5 uses a vertical through-type layout: galleries stack top to bottom, so even a modest colony fills the visible chambers quickly and looks active. The integrated water tower is also a step up from the cotton-plug humidity method used in most basic acrylic nests, giving you a visible reservoir you can monitor and refill without disturbing the colony.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"Product\",\"name\":\"EXOPETO 3D Printed Formicarium Ant Farm, Vertical Through-type Nest With Transparent Water Tower Humidity System\",\"image\":[\"https:\/\/cdn.shopify.com\/s\/files\/1\/1054\/9618\/3126\/files\/cro-packshot-20fb2368.webp?v=1788192929\",\"https:\/\/cdn.shopify.com\/s\/files\/1\/1054\/9618\/3126\/files\/cro-benefits-24dbac27.webp?v=1788192932\",\"https:\/\/cdn.shopify.com\/s\/files\/1\/1054\/9618\/3126\/files\/cro-lifestyle-2b907762.webp?v=1788192937\",\"https:\/\/cdn.shopify.com\/s\/files\/1\/1054\/9618\/3126\/files\/S19369dc0628e470c92030465347818e25.webp?v=1788189606\",\"https:\/\/cdn.shopify.com\/s\/files\/1\/1054\/9618\/3126\/files\/S2968e807464b4c46ae669c6f9284591f7.webp?v=1787624249\"],\"description\":\"The EXOPETO mini5 is a 3D printed vertical through-type formicarium with a transparent water tower humidity system. 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It works well as a starter nest for species like Lasius niger or small Formica groups. Once your colony pushes past a few hundred workers and starts crowding the galleries, plan to connect a larger outworld or upgrade to a bigger nest.\"}},{\"@type\":\"Question\",\"name\":\"How long does shipping take, and does it come assembled?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"The formicarium ships ready to use with no assembly required beyond filling the water tower. US orders typically arrive within 7 to 18 business days. You will receive a tracking number once your order ships.\"}},{\"@type\":\"Question\",\"name\":\"Will the 3D printed plastic hold up over years of use?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"The plastic contains no high-concern chemicals and is rated for continuous contact with moisture. Avoid dropping it or exposing it to prolonged direct sunlight. 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