Skip to content
Save 10% On ProWarm!

Save 10% on our entire ProWarm range this spring

Days
Hours
Minutes
Seconds
UK's #1 Underfloor Heating Company - Over 300,000+ Systems Sold!
Fast & Reliable Delivery
Fast & Reliable Delivery
Get a Quote
We'll Beat Any Price
Lifetime Warranty
Lifetime Warranty

Grant Aerona Sealed System Kit

From
Was
£94.80
From £94.80
Now £94.80
In stock, ready to be shipped
HPAWSSK12
In stock, ready to be shipped
HPAWSSK18
In stock, ready to be shipped
HPAWSSK50
Grant Aerona Sealed System Kit
From
Was
£94.80
From £94.80
Now £94.80
Contact us

Need advice or a better price?

Help, advice or want us to beat a price? Call us on 01268 567016

This Grant Sealed system kit to suit all Aerona3 heat pump models. The sealed system kits are available in 3 sizes, 12, 18 and 50 litres.
Grant Aerona 12L sealed system kit includes,
  • 12ltr expansion vessel
  • Filling loop
  • Pressure gauge
  • PRV
  • Air vent

Grant Aerona 18L sealed system kit includes,

  • 18ltr expansion vessel
  • Filling loop
  • Pressure Gauge
  • PRV
  • Air vent

Grant Aeron 50L sealed system kit includes,

  • 50ltr expansion vessel
  • Filling loop
  • Pressure gauge
  • PRV 
  • Air vent
Our reviews speak for themselves!

Let our experts help you

Product Question? Need help placing an order?

Our customer support is available Monday to Friday 7am-6pm.

Call us on 01268 567 016
Email sales@theunderfloorheatingstore.com

Reach out to our expert team
Free delivery on all orders

At The Underfloor Heating Store, we strive to make every step of your order as easy and convenient as possible, from finding the right underfloor heating setup to best suit you to taking delivery of your system the very next day.

We're proud to offer free delivery on all of our orders.

Your delivery option for this product is 5-10 working days.

Explore our full delivery policy

30 days returns policy

At The Underfloor Heating Store, our customers have 30 days to upgrade, replace or refund their orders.

Returns

At The Underfloor Heating Store, we want to ensure you are happy with every purchase you make. If you have any issues with your chosen product, whether damaged, faulty or simply an unwanted item, you can simply return what you bought for a refund. Learn more.

Replacements

We take great care in the delivery of all of our products, however, in the event of your delivery arriving damaged or if you notice a manufacturing fault of any kind within 48 hours of delivery, you're within your rights to a replacement. Learn more.

Upgrades

Within 14 days of purchasing from us, you are eligible to upgrade if you deem you want something a little better. Simply send it back to us brand new and we'll happily assist you with an upgrade to your order. Learn more.

Lifetime warranty

At The Underfloor Heating Store, we are committed to providing our customers with high-quality products and outstanding customer service. That's why we offer a comprehensive warranty on all of our underfloor heating products, with a lifetime warranty for our ProWarm range of products.

Our warranties are designed to give you peace of mind and ensure that your underfloor heating system operates reliably for years to come.

Find out more

We'll beat any price

At The Underfloor Heating Store, our main priority is customer satisfaction. To cement our commitment to this, we are proud to offer our Underfloor Heating Price Match Promise. If you find a lower price on an identical product anywhere else, we will match it – guaranteed!

Discover our promise

Compare products

{"one"=>"Select 2 or 3 items to compare", "other"=>"{{ count }} of 3 items selected"}

Select first item to compare

Select second item to compare

Select third item to compare

Compare