× National Flues
Free Delivery on Orders Over £100
100% 5 Star Reviewed on Trustpilot
Free Flue Design Service Available
Delivery Throughout Mainland UK
Call Our Experts on 01670 206999

Antiwind top terminal - Ø 150 (3-150-112)

Discover the unrivalled performance of the Antiwind Top Terminal - Ø 150 from National Flues. This high-quality, SWPro-grade stainless steel flue terminal is engineered to deliver exceptional wind protection and reliability in chimney flue systems across the UK. Perfectly suited for boilers, ovens, and ventilation applications, this terminal is a must-have accessory that marries robust construction with ease of installation and certified safety standards.
£109.99
with free delivery Give us a call if you find it cheaper and we'll try to price match.

 

Payment Options

At a Glance

    316L stainless steel construction for unrivalled durability
    High-pressure sealing gasket meeting P1/H1 standards
    Versatile performance in condensing and non-condensing systems
    Built-in wind protection optimising chimney flue efficiency
    Easy push-fit jointing system with secure locking band
    CE marked for compliance with European safety standards
    10-year warranty for long-term assurance

Please Note: All dimensions refer to the internal diameter of flues. If unsure, please call 01670 206999 to ensure you choose the correct products.

We Won't Be Beaten On Price

At National Flues, we continuously monitor competitor prices. This ensures that we consistently offer you the best deals on all our products. Here’s how we keep your costs low:

  • Daily Price Matching: Our team adjusts prices to ensure we stay competitive.
  • Bulk Purchasing Power: We sell a lot, so we can negotiate better rates with suppliers, passing the savings directly to you.
  • Operational Efficiency: We have streamlined processes to reduce overhead.

Price Match Guarantee: If you find the same product cheaper within 48 hours, we’ll match it and refund the difference.

Free Delivery Over £100: Orders over £100 are free delivery (call us if delivery is required outside the mainland UK).

“I saved 20% on my purchase compared to other retailers. Exceptional service!” – Jane D.

Have Questions?
Phone: 01670 206999
Email: [email protected]

The Antiwind Top Terminal - Ø 150mm is a crucial component in the SWPro modular single wall flue system. It stands out with its robust 316 grade stainless steel construction and high-pressure sealing gasket that guarantees performance up to P1/H1 standards. This versatile terminal is designed to handle both high and low temperatures in various configurations, including non-condensing and condensing applications.

Whether for boilers, ovens, ventilation systems, or chimney shaft liners, this terminal ensures reliable efficiency and safety. Its CE marking showcases compliance and exemplifies quality assurance. Easy to install with a push-fit jointing system and locking band, it offers secure connections that maintain a 50mm clearance from combustibles.

Trust National Flues for unbeatable prices, secure online payments, and dependable nationwide delivery.

SKU: 3-150-112

Technical Specifications
SKU3-150-112
Dimensionsu00d8 150 mm
Material316L Stainless Steel
Installation TypePush-fit jointing system
System RatingP1/H1
Clearance50mm from combustibles
Warranty10 Years
ApprovalsCE
Fuel CompatibilityGas, Oil
PerformanceOptimised for high and low temperature applications, suitable for both condensing and non-condensing systems
Installation is straightforward: begin by preparing the flue system according to the manufacturer's guidelines. Use the supplied push-fit jointing system and ensure that the appropriate sealing gaskets are fitted for P1 and H1 applications. Secure the terminal with the locking band, and always maintain a minimum clearance of 50mm from any combustible material. It is essential to review the accompanying installation instructions carefully—especially if integrating into a condensing system—and adhere strictly to all safety guidelines to prevent damage or hazards associated with high temperatures.

The terminal is made from high-grade 316L stainless steel, ensuring durability and resistance to corrosion.

It is suitable for both high and low temperature applications, including boilers, ovens, ventilation systems, and as a chimney shaft liner.

Yes, the terminal is CE marked, signifying compliance with European standards.

Installation involves a push-fit jointing system secured with a locking band. Ensure to fit jointing gaskets for P1 and H1 installations and maintain a 50mm clearance from combustible materials.

Yes, the Antiwind Top Terminal incorporates built-in wind protection features to maintain efficient flue performance.

Absolutely, it is designed to work efficiently in both condensing and non-condensing applications.

The terminal is rated up to P1/H1, making it suitable for high-pressure applications.
Delivery Information +

We work relentlessly to ensure you get your order fast. Estimated delivery for this product is Thursday, May 15th. Delivery times of products not in our warehouses depend on product availability and shipping. If you need a definitive delivery time give us a call. If you need faster stove or fireplace delivery please also give us a call. We can sometimes reduce longer lead times if we pay the carrier £25 for express delivery. Visit our Shipping Information page for more information.

Warranty & Returns +

All our products come with warranties. Mi-Flex offers a lifetime guarantee. Returns for damaged items are covered by insurance; non-damaged returns incur return delivery costs.

Price Match Guarantee +

We will match any price like for like on a retail basis. Give us a call if you find it cheaper and want to buy from us.

Read our review in our Antiwind top terminal - Ø 150 buyers guide

Secure your Antiwind Top Terminal today for reliable performance at an unbeatable price.

Your recently viewed products:

Multiple Payment Options- including Klarna, Clearpay, Mastercard, Visa and Paypal
Click to Call 01670 206999