COLLECTION ADDRESS 
National Boiler Parts
Tyne View Terrace
Wallsend
Tyne and Wear
NE28 6SG
United Kingdom
Tyne View Terrace
Wallsend
Tyne and Wear
NE28 6SG
United Kingdom
DELIVERY 
Items purchased with Express Delivery will be dispatched same day via courier to arrive next working day. All items purchased before 2.30 PM Monday - Friday are dispatched same day. Although we do not guarantee it, most of the time we are able to dispatch until 4.30pm. We offer Special Delivery by 1pm, Saturday and Sunday delivery as well.
Items with free delivery will be dispatched same day with Royal Mail 2nd Class standard postage unless opted out for 1st class delivery. Please keep in mind that delivery dates depend on Royal Mail and not us.
If for any reason we are unable to dispatch the item, we will contact you straight away. If you would like to collect any item, then please contact us prior to arrange an appropriate time. We recommend all gas spare parts should be fitted by a qualified Gas Safe Registered engineer.
Items with free delivery will be dispatched same day with Royal Mail 2nd Class standard postage unless opted out for 1st class delivery. Please keep in mind that delivery dates depend on Royal Mail and not us.
If for any reason we are unable to dispatch the item, we will contact you straight away. If you would like to collect any item, then please contact us prior to arrange an appropriate time. We recommend all gas spare parts should be fitted by a qualified Gas Safe Registered engineer.
RETURNS POLICY 
Returns must be made within 30 days as per Ebay policy. Important: Please include a copy of the receipt and a brief note of reason for return inside the package along with your contact details. We offer delivery to UK, EU and when possible, rest of the world.
ARISTON EUROCOMBI A23 MFFI & A27 MFFI DOMESTIC HOT WATER DIAPHRAGM FOR 571446
This part fits the following boilers:
ARISTON EUROCOMBI A23 MFFI BOILER
ARISTON EUROCOMBI A27 MFFI BOILER
PROUD HOLDER OF ISO 9001:2015 CERTIFICATION 
We are happy to announce that we hold ISO 9001:2015 standards certification.
OPENING TIMES 
Monday: 8.30am to 5.00pm
Tuesday: 8.30am to 5.00pm
Wednesday: 8.30am to 5.00pm
Thursday: 8.30am to 5.00pm
Friday: 8.30am to 5.00pm
Saturday: 9.00am to 12.00pm
Tuesday: 8.30am to 5.00pm
Wednesday: 8.30am to 5.00pm
Thursday: 8.30am to 5.00pm
Friday: 8.30am to 5.00pm
Saturday: 9.00am to 12.00pm
WRONGLY SENT ITEMS 
We offer a full refund to the customer, please include a copy of the receipt and a brief reason of return inside the package.
FAULTY ITEMS 
We reserve the right to have any alleged faulty items tested by the manufacturer before issuing a full refund or supplying a replacement. The manufacturer may require a qualified gas safe registered engineer's report before issuing a refund. Please do not tamper with the product otherwise we reserve the right to not replace or refund for the item.
WRONGLY PURCHASED ITEMS 
Wrongly purchased items must be returned in their original packaging and will be subject to a 20% restocking fee (this is to cover Ebay and handling fees). All Returns must be unused and returned with their original packaging. We do not accept any not required / wrongly purchased electrical items back (including printed circuit boards).