Top 9 Ceiling Vent Diffuser UK – Registers, Grilles & Vents

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1. Kair

Kair Plastic Round Ceiling Vent 100mm, 4 inch Diffuser/Extract Valve with Retaining Ring

Kair - Dual purpose extract or supply air valve. Can easily connect to 100mm flexible hose using a hose clip. Adjustable wipe-clean plastic air vent diffuser with retaining ring. Designed for domestic internal use. Discreet aesthetically pleasing design which is suitable for flush fitting against ceilings and walls. High-quality 100mm / 4 inch plastic air vent diffuser with fixing ring.
BrandKair
ManufacturerKair
Height14 cm (5.51 Inches)
Length8 cm (3.15 Inches)
Width10.01 cm (3.94 Inches)
Part NumberDUCVKC306F

2. Blauberg

White, 100mm, Blauberg UK Round Ceiling Vent Diffuser Extract Grille Valve with Retaining Ring 100 mm 4" Dia

Blauberg - Adjustable ceiling mounted air valve grille finished in brilliant white. Simply connect to duct and clip into ceiling with cir clip provided. Easy to install. Disc is mounted on a central threaded core for adjustment that can be locked to prevent tampering. German made with 5 year warranty.
BrandBlauberg
ManufacturerBlauberg
Height2.76
Length5.75
Width5.43
Part NumberPDC-100-ASG
ModelVPR 100-A

3. BarPan Ltd

Regulated Disc Valve Dia: 100 mm, Adjusted Clockwise/Anticlockwise Ceiling Air Vent, White Ventilation Ceiling Round Diffuser, Extract Grille, Disc Valve, Round Ceiling Vent Diffuser 100mm 4"

BarPan Ltd - Comes with galvanised steel neck to firstly connect the tube and then place the ceiling valve. Can be used for supply, exhaust and ventilation applications, placed on ceilings and walls. Foam gasket is attached around the back of the frame, provides smooth and sealed positioning. By rotating the inner disc clockwise or anticlockwise, you can regulate the air flow. This air valve is made from high quality galvanised steel coated in white powder RAL 9010 colour.
BrandBarPan Ltd
ManufacturerKarkon
Height12 cm (4.72 Inches)
Length12 cm (4.72 Inches)
Width4 cm (1.57 Inches)

4. Zerodis

Stainless Steel Round Air Vent Grill Cover Ventilation Duct Cover Home Wall Ceiling Diffuser Exhaust Supply for Bathroom Office Kitchen Ventilation100mm

Zerodis - Widely usethe ventilation duct cover can be perfectly used for indoor exhausting, lower noise, and it also could be used as a role of decorating.

Easy to install &clean the air vent could be controlled to meet your demand by adjusting the regulating valve of our air vent, convenient and practical. 3 sizes availableYou could choose the most suitable one according to your need. Materialmade of high-quality stainless steel material, safe, environmental-friendly, sturdy and durable to use. Can be perfectly installed on the ceiling or wall, also very easy to disassemble for conveniently cleaning. Simple & fashionour air vent with simple design, fashionable appearance, fine workmanship and excellent quality.
BrandZerodis
ManufacturerZerodis
Height0
Length0
Width0
Part NumberZerodiszkyg9i8b3m-01

5. Awenta

Suspended Ceiling Panel 595mm x 595mm / 23.5" x 23.5" Ceiling Tile Grid Square Screen Diffusers Air Vent Grille RP

Awenta - High quality ABS Plastic. Suspended ceiling panels 595mm x 595mm / 23. 5" x 23. 5". Dimension: a - 150mm, x - 595mm, b - 150mm, Y - 595mm. Ceiling air vent Grilles / Tiles / Vents. Color - White.
BrandAwenta
ManufacturerArmar Trading LTD
Part NumberRP

6. ARIATI

ARIATI UK 100 mm White PVC Round Ceiling Air Vent 4-inch Adjustable Diffuser/Extract Valve with Retaining Ring

ARIATI - Perfectly suited for use with your Bathroom or Kitchen extractor fan, positive input, passive stack vent, HVAC, and Heat Recovery Systems. Simply connect to duct and clip into ceiling with car clip provided.

High quality 100mm / 4-inch plastic air vent diffuser with fixing ring. Can be used as a part of a long ductwork run for a variety of purposes including whole house ventilation, outer casing and an adjustable centre. Adjustable wipe-clean plastic air vent diffuser with retaining ring. The round spigot fits inside a 100mm internal diameter pipe. Dual purpose extract or supply air valve.

Easy to install. Can easily connect to 100mm flexible hose using a hose clip. Disc is mounted on a central threaded core for adjustment that can be locked to prevent tampering. Discreet aesthetically pleasing design which is suitable for flush fitting against ceilings and walls. Usage this is a three-part ceiling valve, a fixing collar, air conditioning, hydroponics, or in-line extract fan.
BrandARIATI
ManufacturerARIATI

7. Armar Trading LTD

100mm Round Ceiling Extract Valve Adjustable Air Vent Grille Anemostat Diffuser Hose Ventilation Cover Cap Hit&Miss 100mm

Armar Trading LTD - A movable plate installed inside the Exhaust Valve precisely directs the air inlet or outlet. Ceiling exhaust & supply Air Valve enable the flow of air as demanded. High quality ABS Plastic. 100mm round Ceiling Extract Valve. Perfectly suited for use with your Bathroom or Kitchen extractor fan, Hydroponics, or In-Line Extract Fan.
BrandArmar Trading LTD
ManufacturerArmar Trading LTD
Part NumberAN 1

8. HVAC Premium

HVAC Vent Cover Sidewall or Ceiling, Grille Register, 12" X 10" Adjustable AIR Supply Diffuser, White Outer Dimensions: 13.75"w X 11.75"h, High Airflow

HVAC Premium - International products have separate terms, age ratings, including fit, are sold from abroad and may differ from local products, and language of product, labeling or instructions.

Quality packaging - carefully shrink Wrapped With Cardboard Backing To Prevent Damage In Shipment - Hand Inspected for Quality. 12"w x 10"h is the size for the duct opening measurement only actual front end frame outer dimensions are 13. 75"w x 11. 75"h - see below in description how to measure a grillE. Each individual fin is adjustable for max airflow control - Adjust The Fins To Open or Close From the Front - Easy Unrestricted Air Flow Deflection For Your HVAC System. High quality steel construction, 2 recessed screw holes on each side with screws Included, Smooth, no scuff powder coat durable finish, Screws Same Color As Vent Cover, No Sharp Edges, shiny, scratch-resistant, EASY INSTALLATION.
BrandHVAC Premium
ManufacturerHVAC Premium
Height10
Length1
Width12
Part NumberSV1210 HP

9. ARIATI

ARIATI 100 mm White PVC Round Ceiling Air Vent 4-inch Adjustable Diffuser/Extract Valve with Retaining Ring

ARIATI - Perfectly suited for use with your bathroom or Kitchen extractor fan, passive stack vent, air conditioning, positive input, Hydroponics, a fixing collar, HVAC, or In-Line Extract Fan. High quality 100mm / 4-inch plastic air vent diffuser with fixing ring.

Simply connect to duct and clip into ceiling with car clip provided. Dual purpose extract or supply air valve. Easy to install. The round spigot fits inside a 100mm internal diameter pipe. Discreet aesthetically pleasing design which is suitable for flush fitting against ceilings and walls. Can easily connect to 100mm flexible hose using a hose clip.

Can be used as a part of a long ductwork run for a variety of purposes including whole house ventilation, and Heat Recovery Systems. Adjustable wipe-clean plastic air vent diffuser with retaining ring. Usage this is a three-part ceiling valve, outer casing and an adjustable centre. Disc is mounted on a central threaded core for adjustment that can be locked to prevent tampering.
BrandARIATI
ManufacturerARIATI