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Plastic crown sleeve 250 mm is a lightweight and economical accessory, designed to connect ventilation pipes in Indoor growing systems.
It facilitates the connection of 250 mm ducts to extraction boxes or walls, ensuring a proper seal and preventing air leaks.

The Plastic crown sleeve 250 mm is commonly used in ventilation installations for cheap indoor grow tents and larger grow rooms.
Its main function is to allow 250 mm air ducts to fit securely to extraction boxes or wall outlets, ensuring the efficiency of the ventilation system.
In installations with direct outdoor exhaust, this accessory is easily screwed to the wall and the duct is secured with a clamp or metal tape, achieving a secure fit.
Made of plastic, it is more affordable than metal models, but allows a firm fit and prevents air leaks in the installation.
It is one of the most requested cannabis cultivation accessories in any Grow Shop in Spain, as it combines functionality and economy to maintain a healthy and well-ventilated growing environment.
In Indoor cultivation systems, proper ventilation is essential to maintain adequate temperature and humidity levels. The Plastic crown sleeve 250 mm facilitates the installation of large diameter ducts, ensuring that air is renewed without losses and that extractors work with maximum efficiency in cheap indoor grow tents or large rooms.
The Plastic crown sleeve 250 mm is used to connect 250 mm ventilation ducts to extraction boxes or walls, providing a tight seal that prevents air leaks. Thanks to this accessory, ventilation systems work stably and efficiently, promoting an optimal environment for plant development.
Among cannabis cultivation accessories, the Plastic crown sleeve 250 mm stands out for its practicality, low cost, and easy installation. It is compatible with large ventilation systems and adapts to different configurations. In a Grow Shop in Spain dedicated to Indoor cultivation, this accessory is essential to maintain constant air renewal.
The main use of the Plastic crown sleeve 250 mm is to secure ventilation ducts to extraction boxes or walls. It is used in ventilation projects where the boxes do not include factory-installed crowns, offering a reliable and economical solution to complete the installation and keep the system airtight.
The assembly of the Plastic crown sleeve 250 mm is quick and easy. Drill the surface where you want to install it, secure it with screws, and then insert the ventilation duct. To ensure a proper seal, it is recommended to secure the duct with metal clamps or tape, thus avoiding air leaks in the system.
The main advantages of the Plastic crown sleeve 250 mm are:
The Plastic crown sleeve 250 mm is available at Hydroponics Blanes, a trusted Grow Shop specializing in Indoor cultivation. This Grow Shop in Spain offers a wide range of products, from extractors and ventilation ducts to cheap indoor grow tents and other cannabis cultivation accessories. With discreet shipping and 24/48 hour delivery throughout Spain, it is the best option to purchase this accessory with all guarantees.
The Plastic crown sleeve 250 mm is an economical, practical, and easy-to-install accessory, perfect for maintaining the efficiency of ventilation systems in Indoor cultivation projects.
Available at Hydroponics Blanes with discreet shipping, it represents an affordable and safe solution to improve ventilation in any indoor grow with the confidence of a trusted Grow Shop.
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