Skip to content
Save Up To 30% On ProWarm Underfloor Heating

Don't miss out on our summer sale!

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

Manifold Blanking Cap

Was £2.49
From Was £2.49
Was £2.49
Now £2.24
From £2.24
Now £2.24
Save £0.25 Save £0.25
in stock, ready to be shipped
Manifold Blanking Cap
From Was £2.49
Was £2.49
From £2.24
Now £2.24
Contact us

Product advice or want to place an order?

Call our product experts 01268 567016

Fast & Reliable Delivery

For delivery on Saturday

Order within hrs mins secs

The Manifold Blanking Cap is a vital component for your heating system, designed specifically for blanking off manifold ports with ease and efficiency. Whether you need to temporarily or permanently close off unused ports on your manifold, these caps provide a reliable solution.

Constructed with high-quality materials, these blanking caps offer durability and long-lasting performance. The robust design ensures a secure and leak-free seal, maintaining the integrity of your heating system.

With their easy-to-use functionality, the manifold blanking caps allow for quick and hassle-free installation. Simply place the cap over the manifold port and tighten it securely to ensure a tight seal. This process can be easily reversed if you need to open up the port in the future.

The manifold blanking caps offer versatility, allowing you to adapt and customize your heating system as needed. By blanking off unused ports, you can optimize the flow of heated water through the active circuits, improving the overall efficiency and performance of your system.

Whether you're in the process of installing a new heating system or making adjustments to an existing one, the manifold blanking caps provide a convenient solution for managing and controlling the flow of water within the manifold. They offer flexibility and convenience, allowing you to tailor your heating system to your specific requirements.

Ensure the smooth operation and efficiency of your heating system with the reliable and easy-to-install Manifold Blanking Cap. Experience the benefits of a well-maintained and optimized heating system that delivers comfort and energy savings.

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

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 a range of delivery options to suit you, including free delivery on all of our orders or next working day delivery for a fixed price of £4.99

  • 2-3 working days delivery - FREE (Order before 4pm Monday - Friday)
  • Next working day - £4.99 (Order before 4pm Monday - Friday, applies to orders over £19.99)
  • Next working day before 10.30am - £14.99 (Order before 4pm Monday - Friday)
  • Saturday delivery - £29.99 (Order before 4pm Monday - Friday)
  • Free collection from our Basildon warehouse in Essex

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.


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.


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.


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