The DUCVKC5756 220x90mm Airbrick Reducer is manufactured from (white) High Impact Polystyrene and has a minimum free area of 11,452mm².
It has a male spigot for connection inside of the System 220 fittings, and a female adaptor for connection outside of the System 204 duct.
The DUCVKC5756 is fully compliant with SAP Appendix Q Product Characteristics Database recommendations for duct sizes used with both extract and Mechanical Heat Recovery Systems.
DUCVKC5756 is manufactured in compliance with Domestic Plastic Ductwork Specification DW/154 and does meet UL94HB flammability standard. DUCVKC5756 has been designed for use with Kair System 220.
Flat System (mm) | 220x90 |
Product Group | Plastic Ducting |
Length (mm) | 70 |
Width (mm) | 220 |
Height (mm) | 90 |
Free Area (mm²) | 18545 to 11452 |
Colour | White |
Colour - Internal | White |
Colour - External | White |
Material | HIP |
Weight (Kg) | 0.99 |
Temp Max (°C) | 60 |
Temp Min (°C) | -125 |
Polypipe / Domus (similar) | 958 |
Quick Search: | QS45564 |
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Ducting System | Actual dimensions (mm) | Space requirements (mm) | Airflow mm² |
For 4" (100mm) extractor fans or for low power cooker hoods up to 250m³/hour | |||
---|---|---|---|
System 100 - Round | 100 | 106 | 7,854 |
System 100 - Rectangular | 110 x 54 | 116 x 60 | 5,940 |
For medium extraction rates or if available depth is limited up to 500m³/hour | |||
System 125 - Round | 125 | 131 | 12,272 |
System 125 - Rectangular | 150 x 70 | 156 x 76 | 10,500 |
For 6" (150mm) extractor fans or for high power cooker hoods up to 500m³/hour & above | |||
Megaduct 220 - Rectangular | 220 x 90 | 227 x 97 | 17,968 |
System 204 - Rectangular | 204 x 60 | 210 x 66 | 12,240 |
System 150 - Round | 150 | 156 | 17,671 |
System 150 - Rectangular | 180 x 90 | 186 x 96 | 16,200 |
For a shallow space, such as ceiling voids or under floor, where high extraction rates are not needed: | |||
System 300 - Rectangular | 308 x 29 | 314 x 35 | 8,932 |
System 225 - Rectangular | 234 x 29 | 240 x 35 | 6,786 |
System 100 Round/Rectangle | System 125 Round/Rectangle | System 150 Round/Rectangle | System 204 | System 225 |
System 220 | System 300 | |||
Actual Dimensions (mm) Space Requirements (mm) |