FAQsFrequently Asked Questions

Welcome to our FAQ page. Here you will find some useful questions relating to our products, ordering system and customer support.

Domestic Ventilation:

Q: What is the extraction rate of a fan?

A: You will be able to find this information within the product manuals and our website. For more specific information about products please contact our technical team on 0844 372 7766* or alternatively e-mail us at technical.services@redringxpelair.com


Q: The GX/WX fan has just been fitted, the power to the fan is on but the shutters are not opening

A: This is because the newer fans are fitted with wax actuators which are slow opening so therefore, you will need to run the fan for up to 3 minutes before the shutters open. This replaced the previous shutter operator which was a solenoid that opened the shutters immediately.


Q: What type of fan do I require for my application?

A: This will depend on many factors on the application you are looking to use the fan for. For more information and guidance please contact our technical team on 0844 372 7766* or alternatively e-mail us at technical.services@redringxpelair.com


Q: Part numbers/Spares where do I buy them from?

A: You will be able to buy spares direct from our website. If you are unable to find what you are looking for please contact our sales team on 0844 372 7750* or alternatively e-mail us on rxsalesoffice@redringxpelair.com


Q: Name/ Number of the local service engineer in area?

A: In the unlikely event of a faulty unit that is out of manufactureres warranty then please identify a local qualified tradesperson to provide you with a repair service. Spare parts can be purchased from our sales team on 0844 372 7750*.


Q: How do I book a service visit for my in guarantee product?

A: Please contact our technical team on 0844 372 7766* or alternatively e-mail us at service.request@redringxpelair.com


Q: Why is my humidistat fan switching on randomly?

A: Humidistat fans detect a rise in moisture to protect the room from mould and condensation. At night time when temperature drops humidity rises causing the fan to switch on. This is not a fault as it is a functionality of the fan. Should you wish to find another product to replace the inconvenience please contact sales on 0844 372 7750* or alternatively e-mail us at rxsalesoffice@redringxpelair.com


Q: What product would replace my old fan or shower?

A: Please contact our sales team on 0844 372 7750* or alternatively e-mail us at rxsalesoffice@redringxpelair.com for guidance.


Q: What does a decibel of a fan mean?

A: A decibel is a measurement of noise. This denotes how noisy a fan would run.
Equivalent to noise level is 10 db(A) equals calm breathing
Equivalent to noise level is 20 db(A) equals a whisper
Equivalent to noise level is 35 db(A) equals a laptop running
Equivalent to noise level is 40 db(A) equals a refrigerator humming


Q: Which accessories can I use with which fan?

A: Xpelair provide a full compliment of accessories for all of our range of products. This can be viewed on our website and are listed by product within our product catalogue, alternatively you can call our sales team on 0844 372 7750* who will be able to assist you.


Q: Which controllers can I use with which fan?

A: Xpelair provide a full range of controllers than can be used with our products. This can be viewed on our website and are listed by product within our product catalogue, alternatively you can call our sales team on 0844 372 7750* who will be able to assist you.


Q: How do you wire in the fans?

A: The wiring diagrams for our range of products are available by either downloading the relevant product pdf file from our website. Or by viewing the wiring diagrams section of our catalogue.


Q: What are the dimensions of the fan products you supply?

A: Product dimensions for our range of products are available by either viewing the relevant product data sheet at our website. Or by viewing the required product within our catalogue.


Q: What spares are available for my fan?

A: Xpelair provide a full range of spares for our products. This can be viewed on our website or by calling our sales team on 0844 372 7750* who will be able to assist you.


Q: What happens when I pull the pull cord on a CF20 & CF40 fan?

A: When you operate the pull cord the fan goes into boost mode, which helps to clear the room quicker. When the appropriate level of humidity has been reached the fan will automatically revert back to its normal operation.


Whole House Systems:

Q: How does heat recovery work?

A: Heat recovery is a ventilation system that removes moist warm air from such areas as bathrooms and kitchens, this warmth of the exhaust air is used to heat the fresh intake air from outside the property and supplied to the such areas as the bedrooms and living rooms. This achieved by the use of a cross over cell / heat exchanger.


Q: How do you duct a heat recovery system?

A: Heat recovery systems should be installed with rigid ducting and is normal hidden within the property. It is therefore essential that the ducting runs and integrity of ducting is understood before first fix installation.

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