Internal Grilles

The RING LEADER® solution. The challenge with air valves is that you need to fix them securely to the ceiling. BUT, as every engineer knows, the holes in the spigot provided are always positioned ...

Ceiling Valve - White Plastic Adjustable Extract Grille are used as an intake generally for ducted systems, commonly mounted in ceilings. Constructed in white plastic with integral mounting ring. T...

Description High-Quality White Powder-Coated Metal Adjustable Ceiling Extract Valve with lockable settings. Function The KU ceiling extract valve are for installation on ceilings and walls. The ...

White Plastic Egg crate grille with spigot on the rear. Mostly used internally but can be used externally if required.In 100mm only...

Description Metal exhaust valve with lockable settings. Function The KUS outlet valve is designed for mounting on ceilings, walls or directly on ducts with use of the supplied special assembly...

This is an supply diffuser for installation on ceiling or wall. It can also be used for supply air. The diffuser has a lockable central cone which is rotated to adjust the pressure and consequently th...

Our range of polymer plenum boxes offer a highly cost effective and lightweight method of ductwork connection to our grille range. The black finish improves installation aesthetics and the non-corros...

Internal Round Louvre Grille. Available in White....

Egg-crate grilles in White have a 13mm x 13mm square core and with their high free area are ideal for return air applications. Supplied as standard with countersunk holes for fixing (except the 595 x ...

Brushed Stainless Steel ceiling valves are designed for ventilation intake and exhaust. They provide smooth control with the ability to accurately adjust air flow. These valves are manufactured fr...

Chrome/Nickel circular grille for external or internal use. Comes with spigot on rear for circular ducting. Available in sizes 125mm and 150mm...

Description Metal exhaust grille with integrated fire damper. Tested to BS1365-2 and tested in timber floor/ceiling. Suitable replacement for fire rated dampers. Function This is an exhaust diff...

Wall mounted intake and outtake grilles are made of galvanized or aluminium sheet. They are composed of lateral profiles, lamellas and proper corners and of a steel mesh protecting against insects an...

Egg-crate grilles in Silver have a 13mm x 13mm square core and with their high free area are ideal for return air applications. Supplied as standard with countersunk holes for fixing (except the 595 x...

Description Metal supply grille with integrated fire damper. Tested to BS1365-2 and tested in timber floor/ceiling. Suitable replacement for fire rated dampers. Function This is an supply diffus...

Perforated grilles are medium capacity return or exhaust outlets. The perforated core has 5mm dia staggered holes on 6mm centres and provides 50% free area. Their design is clean and unobtrusive pro...

Single Deflection Grilles - Type SD Single deflection grilles have a single row of individually adjustable horizontal blades. They are suitable for sidewall supply & extract in a wide range of appl...

Metal Grille Box - Plenum - GB used in conjunction with egg-crate ceiling grilles and ceiling diffuser grilles to connect to ductwork, with top entry spigot. Available in sizes up to 600mm square a...

Mini diffuser with 100mm spigot for ceiling mounting. Extensively used in Heat Recovery and Whole House ventilation. Can also be used for extract if needed...

Non vision grilles are manufactured with a fixed inverted V profile to provide a vision proof air transfer grille. Used in doors and partitions for free ventilation. Non vision grilles are available...

Non vision grilles are manufactured with a fixed inverted V profile to provide a vision proof air transfer grille. Used in doors and partitions for free ventilation. Non vision grilles are available...

Non vision grilles are manufactured with a fixed inverted V profile to provide a vision proof air transfer grille. Used in doors and partitions for free ventilation. Non vision grilles are available...

Single Deflection Grille 400mm with OBD damper Single deflection grilles have a single row of individually adjustable horizontal blades. They are suitable for sidewall supply & extract in a wide ra...

The range of double deflection spiral duct grilles that have been designed for fitting directly to circular ducts without the need for a special take-off, with or without damper. Made from galvanised...