Garden

Bee Entrance Reducers and Hive Gates in STL

This collection gathers 3D models that shape, narrow or close the opening of a beehive. It covers reducers, sliding plates and disc fittings, along with a few decorative pieces on the same theme. The files are made for 3D printing, so opening dimensions and wall thickness matter more than the look of the render. Polyzon does not confirm whether models are free, their price, license, official status, affiliation, safety or fitness. Check the current terms at the source.

A Polyzon collection · 48 models from 5 platforms

How this collection is put together

Polyzon assembles this collection from search results on the connected platforms. Repeats and models without a preview are removed, weak matches go to the end, and the rest keeps the search order. Models belong to their authors — check the terms on each model's page.

Selection rules: the Polyzon editorial team · Text updated 2026-10-11

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About the category

«Bee Entrance Reducers and Hive Gates in STL»

Reducers appear in several forms: flat plates that slide across the opening, round discs that turn to change the gap, and inserts drawn around one particular box. Some combine a narrow and a wide gap in a single part, others are made for one setting only. Sliding versions usually expect a rail or groove, while discs rely on a central screw or pin to stay in place.

Before printing, compare the opening size the author gives with the measurement you take from your own hive. Check how many parts the model has, whether the geometry needs supports under an overhang, and which material and settings the author lists. Photos of real prints are the quickest way to see how thin walls and narrow gaps come out on a home machine.

Search terms differ by language and region, so try hive entrance, flight-hole shutter, gate plate or reducer as separate queries. Related topics include hive ventilation, mouse guards, landing boards and brood box fittings. Adding the hive type or the season you are preparing for narrows the list further.

FAQ

Frequently asked questions

What is a bee entrance reducer used for?
It narrows the opening of a hive, which limits how much traffic and draft pass through. Many beekeepers swap it for a wider gap as the colony grows.
How do I find the right size to print?
Measure the opening on your own hive box and compare it with the dimensions listed on the model page. If the author gives a scale or a wall thickness, treat it as the starting point.
Do these parts need supports?
Flat plates often print without them, while discs with a recess or a pin may need support under an overhang. The author's page usually describes how the model was sliced.
Can I scale a model to fit another hive?
Scaling changes the gap as well as the fit, so it is often easier to look for a version drawn for your hive type. Related fittings such as landing boards or guards may already match the same opening.
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