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Diffusers and grilles
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Diffusers and grilles. Find the best solution for your project here.
Diffusers and grilles - helping you find the best solution for your project.

Anti-ligature ventilation grille - steel cover for secure air vents
Contour anti-ligature ventilation grilles are made from 1.5mm Zintec or Magnelis steel and designed to reduce ligature risks in mental health and care environments by covering standard ventilation grilles. Grilles have an IP3X rating, antimicrobial powder coating and security fixings for authorised access. Standard and bespoke sizes available- PRODUCT
Contour Heating Products
Anti-Ligature Ventilation Plenum - steel grille for safe air in wards
Anti-ligature Ventilation Plenum is a secure air distribution unit for mental health environments, connecting circular ductwork to IP3X-rated anti-ligature grilles. Made from 1.5mm Zintec steel, it supports infection control with BioCote® antimicrobial finish. Available in grille sizes 200×200mm, 300×300mm, and 450×450mm, each with matching plenum
IBIS Wall duct diffuser for supply air
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IBIS Wall duct diffusers are supply air terminals that are suitable for constant or variable airflow. Air above or below room temperature can be supplied to the room. The IBIS Wall duct disc diffuser for supply air is well suited for constant or variable air flow. Air above or below room temperature can be supplied to the room. The rotatable discsT/TG black out transfer air grilles
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The T/TG type transfer grille is suitable for mounting in walls or doors where transfer ventilation is required between adjacent areas. T/TG grilles have a light-proof double core. The various frame configurations are all available with an optional removable core. (Not suitable for door mounting). Intumescent core blocks (type BV60) with a 1 hour- PRODUCT
- Brooke Air
9"x3" (225 x 75mm) Air Bricks
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Britannia air bricks for internal and external ventilation are manufactured in the UK from aluminium or cast iron: victorian, Georgian, Edwardian period original patterns; contemporary designs; fly mesh fitted as an optional extra. Metric airbricks compatible with heating and ventilation systems interlock with standard plastic ducting systems are- PRODUCT
- Britannia Architectural Metalwork
Architectural perforated grilles - aluminium
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Perforated aluminium mesh is offered for use with natural, convection or forced ventilation systems, for supply or extract applications, to cloak apertures or enhance design. Handmade punched meshes are manufactured to suit designers requirements. A variety of styles of perforation are available. The frame may be standard angle, tee, and channel- PRODUCT
- Brooke Air
Eagle ceiling terminal
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Eagle ceiling terminals are square units designed for supply air distribution. They have adjustable discs that enable the supply of air of a substantially lower temperature than that of the room. Diffuser faces have a quick-access feature that helps in installation, commissioning and cleaning: also available in the Extract air version; suitableEXCa exhaust register
Visit siteArchitectural woven mesh - stainless steel
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Woven stainless steel mesh is offered for use with natural, convection or forced ventilation systems, for supply or extract applications, to cloak apertures or enhance design. Handmade woven meshes are manufactured to suit designers requirements. A very wide variety of styles are available. The frame may be standard angle, tee, and channel- PRODUCT
- Brooke Air
E5C eggcrate grilles
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E5C grilles are fixed mesh grilles for exhaust air applications. They have decorative eggcrate facings. They are available with removable cores for ease of access and cleaning. Additional options include border styles, fixings, finishes and plenums. The standard finish is satin anodised aluminium. An opposed blade volume control damper is- PRODUCT
- Brooke Air
DHC low-velocity displacement unit
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DHC is a complete, semi-circular displacement unit for wall mounting that provides supply air at low velocity to the occupied zone. The spread pattern is easily adjustable due to adjustable discs Accessories include a floor plinth, duct cover and a controller: adjustable spread pattern and affected area zone; suitable for all types of rooms; airFN linear bar grilles
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The FN type curved linear grille offers a wide range of blade formats to meet both architectural and system requirements and is ideally suited to sidewall, bulkhead or cill applications. The grilles can be fabricated in a curves in a variety of radii to suit the specifier. Grilles can be supplied in modular units or, for continuous applications- PRODUCT
- Brooke Air
Drum jet diffuser
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Drum jet diffusers are used for supply and exhaust ventilation systems. The Brooke Air range of drum jet diffusers are high air capacity terminals designed for applications requiring a long jet throw. They are ideally suited for exposed duct or sidewall installations in sports complexes, atria, factory workshops and warehouses. The drum and guide- PRODUCT
- Brooke Air
roll Roast Rolling grilles
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MEINERTZ Scroll bar to cover convector trenches is made up of aerodynamically designed aluminum slats held together by strong steel springs and stable aluminum spacers. The roller grilles, which have a brightening area of ??72%, are supplied in an angle frame which can be provided with holes in vertical or horizontal flange. Alternatively, the- PRODUCT
- Meinertz A/S
DRG rectangular terminals are designed for small air flows, the air being supplied to the room at low velocity. Units are mounted under seats in the riser of the steps. The spread pattern is easily adjustable using rotatable discs. They are suitable for rooms where many small units can be spread out for the best possible distribution of supplyMulticore IC multidirectional diffuser
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Multicore IC diffuser is a versatile form of air terminal offering multidirectional throw patterns in a wide range of frame sizes. Each core style has two position settings within the frame, allowing conventional horizontal diffusion when lowered or vertical projection when raised. The cores are fitted with quick release safety cords as standard- PRODUCT
- Brooke Air
FB linear bar grilles
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The FB type Linear grille offers a wide range of blade formats to meet both architectural and system requirements and is ideally suited to sidewall, bulkhead or cill applications. Grilles can be supplied in modular units or, for continuous applications, in single sections up to 3m. All core types are optionally available as removable items, or- PRODUCT
- Brooke Air
The HD range are heavy duty adjustable supply air grilles. They are available in several versions with single or double deflection blades, and with horizontal or vertical front blades. The HD grille is a heavy duty version of the SD/DD range and is ideally suited to industrial applications requiring a robust yet versatile air terminal. As with the- PRODUCT
- Brooke Air
The QLI induction-type displacement flow diffuser is available in nominal lengths of 900, 1200 and 1500mm, with vertical het exchanger and condensate drip tray. Induction-type displacement flow diffuser with 2- or 4-pipe heat exchanger, for installation under a sill. The condensate drip tray is useful if the temperature temporarily falls below theFL Flowline linear diffuser
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Flowline is a linear continuous slot diffuser that has been developed for aerodynamically efficient air distribution systems. The design of the deflection tube produces both low noise and low pressure losses, making it suitable for use with variable air volume, fan coil or induction systems. Adjustment of the tubes can be easily carried out from- PRODUCT
- Brooke Air
Perforated stainless steel mesh is offered for use with natural, convection or forced ventilation systems, for supply or extract applications, to cloak apertures or enhance design. Handmade punched meshes are manufactured to suit designers requirements. A variety of styles of perforation are available. The frame may be standard angle, tee, and- PRODUCT
- Brooke Air
F45L linear diffuser
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The F45L louvre style ceiling diffuser offers an alternative form of continuous air distribution system for variable air volume or fan coil applications. The diffuser can be supplied with one or two way cores in either single lengths or in sections, with frame alignment pins for continuous applications. Removable cores are offered as standard- PRODUCT
- Brooke Air
LTA light screening transfer grille
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LTA rectangular grilles are designed for installation in walls or doors. They are used as supply or tranfer air diffusers between rooms where light transmission is not desirable. LTA is a rectangular grille for installation in walls or doors. It is used as a supply or transfer air diffuser between rooms where light transmission is not desirableRCDD reversible louvre, adjustable grilles
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RCDD grilles are are adjustable supply air grilles with a reversible louvre. The RC reversible core grille is particularly suited to cill and sidewall applications requiring an attractive, versatile air terminal. The close pitch and profile of the core blades are specifically designed to promote rapid diffusion of the air supply, thereby ensuring- PRODUCT
- Brooke Air

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