Fixed Linear Bar Grilles
Quick release core provides easy access to rear and concealed fixing facility. Suitable for wall, cill or ceiling mounting.
Product List
NBS Chorus
Linear Slot Diffusers
For supply or extract air, fully adjustable linear slot diffuser with unique air pattern control design - the air pattern can be adjusted.
Intelivent Penthouse Turret
The effective supply of fresh air is due to the internal split design within the penthouse turret unit and duct extension sleeve.
Intelivent Penthouse Turret with Internal Splitters
Aluminium construction with high performance weather louvre and splitter plates to aid supply and extract.
Intelivent Solarpipe
Diffuse natural light into the building eliminating the need for artificial lighting providing a sustainable and energy efficient alternative.
Intelivent Roof Cowls
Roof cowls can be manufactured to maximise aesthetic features of roofs by mounting low profile and discreet units hidden from view.
Intelivent Solarstore
Photovoltaic cells are used to power our supply and extract fans within the penthouse turrets themselves in order to increase ventilation.
Intelivent Wall Unit WLU550
The wall mounted units can be manufactured to fit any bespoke size and can work in harmony with all other products within the range.
Intelivent Wall Unit WLU500
GDL Intelivent wall mounted units allow natural fresh air to enter buildings through external weather louvres.
Intelivent Wall Unit WLU470
The air passes through a series of grilles and dampers allowing for a controlled environment, eliminating the need for costly mechanisms.
Intelivent Wall Unit WLU450
GDL Intelivent wall mounted units allow natural fresh air to enter buildings through external weather louvres.
Intelivent Wall Unit WLU350
Fully welded construction, tight shut off insulated damper, flat low pressure hot water heating coil with galvanised mild steel sleeve.
Intelivent Wall Unit WLU270
External weather louvre with a fully welded construction, galvanised mild steel sleeve to carry internal components and internal fascia grille.
Computer Floor Grilles
Integrating with the most popular raised access floor systems. Available in both light and Extra heavy duty grades to BS-EN 13264:2001
Flush Mounting Door Grille
Flush mounting, non-vision slim-line grille for door, partition or wall mounting. Accommodating intumescent fire blocks or fire dampers.
Perforated Face Grille
For return air, having a perforated panel core, provides an attractive yet practical finish.
Eggcrate Core Grille
When viewed from any off-centre position this Grille has a no-see-through appearance.
Heavy Duty Double Deflection Grille
For supply air, having double set of fully adjustable vanes to give directional control of the air pattern in four directions if required.
30mm Weather Louvres
Suitable for external mounting and designed for smaller louvre panels.
50mm Single Bank Weather Louvres
The 45° blades are fixed at 50mm centres and have excellent integral rain defence features.
50mm Double Bank Weather Louvres
Arranged in double bank formation offers higher levels of rain defence effectiveness.
75mm Single Bank Weather Louvres
Heavy duty construction allows large panels to be produced with unbroken blades.
75mm Louvre Doors
Either with flanged frame or recessed frame, the louvre doors are robustly manufactured with optional threshold details.
150mm Single Bank Acoustic Louvre
The Acoustic Louvre is designed to attenuate medium and high frequency noise breakout from ductwork and plantroom openings.
300mm Single Bank Acoustic Louvre
300mm Acoustic Louvre is designed to attenuate medium and high frequency noise breakout from ductwork and plantroom openings.
300mm Double Bank Acoustic Louvre
The 300mm double bank ‘Chevron’ formation offers the optimum noise attenuation for supply or extract air.
600mm Double Bank Acoustic Louvre
The 600mm double bank ‘Chevron’ formation offers the optimum noise attenuation for supply or extract air.
Site Assembly Clip-On Louvres
The louvre blade is snapped into position via the sprung blade clip fitted onto the rear mullions giving an attractive, continuous appearance. Excellent for large louvred areas.
