Please see our delivery page for more information on potential delays caused by Royal Mail strikes.

Ariston Andris Expansion Vessel & Non-Return Valve KIT A

By Ariston Product code: 26919 Pack size: Each

Product Details

2 litre expansion vessel prevents any build-up of pressure within the domestic hot water system, while the non-return valve stops any backflow of hot water into the cold water main. For use with Ariston Andris R water heaters.

Technical Specification
Brand Ariston
Manufacturer ID 406801
Type Non-Return Valve
Volume (L) 2
Pack Size 1
Delivery details

Please be aware that Royal Mail strikes on 30th September and 1st October may cause a slight delay in our usual delivery timescales. We’ll do everything we can to try to avoid any impacts to our service, and apologise in advance if you experience delays receiving your order.

We recommend placing orders as early as possible, to avoid delivery delays. Alternatively, please use our Click & Collect service or visit your local store to buy your items.


DELIVERY OPTIONS (UK mainland only)

Next Day Delivery – £5.00 or FREE for orders over £25

  • Order before 9pm Monday to Thursday for next business day delivery
  • Order Friday to Sunday before 5pm for Monday delivery
  • Orders placed after Sunday at 5pm will be delivered the following Tuesday
Pre-12pm Delivery – £10.00 to arrive before 12pm on the scheduled days above
Saturday Delivery – £10.00 or £5.00 for orders over £25 & FREE for orders over £75 (order by 6pm Friday)
Sunday delivery – £10.00 or £5.00 for orders over £25 & FREE for orders over £75 (order by 4pm Saturday)
Times may vary for items being delivered directly from the supplier. For more information, please visit our delivery information page below.
Items over 30kg can only be delivered from Monday to Friday. If ordered before 6pm, please allow up to two business days for delivery. Orders placed after 6pm Thursday will be delivered after the weekend.
More about Delivery
Click & Collect details

Collection Details

Our opening times are 7am-8pm Monday-Friday, 7am-6pm Saturday and 9-4pm Sunday. Please check your local store is open on the store locator page, before you visit.

Once you have placed your order online, we’ll have it ready for you at the store you have selected in as little as 5 minutes. We will hold your order for 14 days, after which we will automatically generate a refund to the payment type you used to place the order.

Don’t forget your mobile number – Make sure your mobile number is added so that we can text you when your order is ready to collect. Please wait for your text or email before coming to collect your items.

If an item is eligible for Next Business Day Collection in store, the order must be placed by 9pm Monday to Thursday for collection the next day. Orders placed after 9pm on Thursday, and up to 5pm on Sunday, will be available for collection on Monday. For larger items over 30kg, please allow two business days.

Reviews
Ariston Andris Expansion Vessel & Non-Return Valve KIT A is rated 4.1 out of 5 by 8.
Rated 4 out of 5 by from Over priced but convenient Over priced compared to online outlets. Buy it was in stock and needed that day.
Date published: 2022-08-27
Rated 5 out of 5 by from All good so far Seems like a good piece of kit - I guess time will tell!
Date published: 2022-07-22
Rated 5 out of 5 by from 2lt expansion It's what it is, no probs and straight forward to fit.
Date published: 2021-10-25
Rated 5 out of 5 by from Does the job. I had to replace a expansion vessel that had become faulty (membrane broken). Fitted this replacement and all ok.
Date published: 2021-10-22
Rated 3 out of 5 by from Good Enough. Does what it should. Light enough to be supported by the pipe work with a couple of clips either side.
Date published: 2021-05-31
Rated 5 out of 5 by from Great Great product great price
Date published: 2021-05-01
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