Square Outside Air Louvre 350 x 350mm Neck / 404 x 404mm Face

The Polyaire range of Linear Bar Grilles are normally used where an architectural blend of the grille to its surroundings are required.

The Polyaire Linear Slot Diffusers are an attractive alternative to the ceiling or high sidewall supply diffusers. 

Universal outlets or Double Deflection Grilles are generally used in sidewall applications. They consist of two separate rows of individually adjustable vanes - front and rear.

Polyaire's Sqaure Outside Air Louvres (OAL-S) are designed to provide weather protection of outside air or discharge openings to allow free passage of air. These external louvres may also be used for natural ventilation.

Polyaire Model DG-FC Door Relief Grilles are designed for use indoors where constant air transfer is required along with non-vision (sight proof).

Double Deflection Registers are generally used in sidewall applications. They consist of two separate rows of individually adjustable vanes - front and rear.

Double Deflection Registers are generally used in sidewall applications. They consist of two separate rows of individually adjustable vanes - front and rear.

Double Deflection Registers are generally used in sidewall applications. They consist of two separate rows of individually adjustable vanes - front and rear.