
Ventilation Grates: 3D Models and STL Files
This collection gathers STL files for ventilation grates, including wall and ceiling covers, round duct adapters, blast gates, and decorative grilles. You can use them to replace a broken cover or to build a custom airflow path for a workshop or enclosure. The models vary in size and mounting style, so the collection helps you find a starting point for 3D printing. Polyzon does not confirm whether models are free, their price, license, official status, affiliation, safety or fitness. Check the current terms at the source.
Le texte de cette collection est rédigé en anglais ; la recherche, elle, fonctionne dans toutes les langues.
Comment cette collection est composée
Polyzon compose cette collection à partir des résultats de recherche des plateformes connectées. Les doublons et les modèles sans aperçu sont retirés, les correspondances faibles sont placées à la fin, et le reste suit l’ordre de la recherche. Les modèles appartiennent à leurs auteurs : consultez les conditions sur la page de chaque modèle.
Règles de sélection : la rédaction de Polyzon · Texte mis à jour le 11/10/2026
Par où commencer
Tous les modèles de cette collection

Ventilation grate 450 x 91 mm

Humidor Ventilation Grate (FreeCAD)

ventilation grate Vent Grill

Ventilation Grate 140x143mm

Ventilation Grate 200x200 mm

ventilation grate D120mm

Vent Grate

Ventilation Grate

ventilation grate,Вентиляционная решетка 180x180 мм

Ventilation/HVAC 160mm grate
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Настраиваемая вентиляционная решетка

Vent Cover (Customizable)
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Параметрическая вентиляционная решетка
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Вентиляционная решетка; вентиляционная крышка, вентиляция мебели, Deckel Lüftungsgitter zur Möbelhinterlüftung
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Вентиляционная решетка
Вентиляционная решетка 140 мм

Grille ventilation
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Сверхпрочная вентиляционная решетка с крепежным ободом
Вентиляционная решетка
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Вентиляционная решетка 100x50 мм (4x2")
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ВЕНТИЛЯЦИОННАЯ РЕШЕТКА 60 ММ

vent cover

Ventilation Blast Gate 60mm

Air vent grille/decorative grille/Вентиляционная решетка
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ВЕНТИЛЯЦИОННАЯ РЕШЕТКА PLAY STATION 4 (PS4)

Ventilation Blast Gate V1.0 (6-Inch, 3-Part, Assemble-Ready)

Ventilator grille

Ø100mm Blast gate for ventilation pipes and tubing
вентиляционная решетка
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Круглая вентиляционная решетка

Blast gate, Ventilation 110x55mm
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Настенная вентиляционная решетка

Gate valve for ventilation
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Вентиляционная решетка для продолговатого жесткого воздуховода 100 x 40 мм (VMC, Aldes)
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Вентиляционная решетка
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Вентиляционная решетка
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Вентиляционная решетка для мобильного дома

Vent Grille 130x130mm

100mm / 4" Inline Blast Gate for Ventilation Hose

Vent Grille 150x150mm
«Ventilation Grates: 3D Models and STL Files»
Rectangular grates often come with fixed or adjustable louvers and are sized for wall or ceiling openings. Round grates and adapters fit standard duct diameters, while blast gates and gate valves control airflow in a line. Decorative grilles prioritize a pattern over pure function, and enclosure vents serve small cabinets or humidors.
Before printing, check the model page for the overall dimensions, the number of parts, and whether the design needs supports. Look at the wall thickness and the intended material, since a thin louver may not hold up in a functional duct. If the grate will be visible, examine photos of printed versions to judge surface finish and fit.
Try synonyms such as vent cover, air grille, duct grate, or blast gate when searching. Related terms like HVAC, dust collection, or inline valve can surface models that use different naming. You can also combine a size with the type, for example a diameter or a rectangular measurement, to narrow the results.
Questions fréquentes
What is the difference between a ventilation grate and a blast gate?
How do I choose the right size for a 3D-printed vent grate?
Can I print a ventilation grate in PLA?
What should I check before printing a blast gate?
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