Safe metal ducting contains rubber seals while standard metal ducting does not.
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Bathroom zones are just a way of telling which extractor fan you can install in a specific place.
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Please Note: Ducting tubes over 200mm in diameter and 3 metres in length may incur additional shipping charges.
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SYSTEM 225 RECTANGULAR TO 100mm ROUND ADAPTER
PLEASE NOTE: THIS FITTING HAS A ROUND FEMALE SPIGOT AND YOU WILL NEED A ROUND CONNECTOR PART NO: DUCEK28 TO CONNECT TO ROUND 100MM PIPE PART NO: DUCVKC250
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1.Please confirm both the internal and external sizes of the rectangular opening of the adaptor.
2. Please also confirm internal and external diameter of the circular spigot.
3. Is it made of UPVC plastic as your details describe it as polystyrene ?
Thank you for your questions.
1. The diameters of the rectangular are: Internal 233mm External 239mm
2. The diameters of the circular spigot are: Internal 100mm External 105mm
3. And the material is Polystyrene/Polypropylene.
Is this suitable for cooker hood extraction
Hello Michael,Are you able to provide the expected airflow duty of the cookerhood?A full range of our ducting systems complete with airflow capacities can be viewed here for comparison purposes.Kind regards,Michael
Hi. Could I use this system on a 3mtr run with an extractor fan to vent a small cloak room?
For 4" (100mm) extractor fans or for low power cooker hoods up to 250m³/hour
For medium extraction rates or if available depth is limited up to 500m³/hour
For 6" (150mm) extractor fans or for high power cooker hoods up to 500m³/hour & above
For a shallow space, such as ceiling voids or under floor, where high extraction rates are not needed:
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