× 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

Boiler adaptor - Ø 700 (3-700-BA-753)

Discover National Flues' Boiler Adaptor - Ø 700, a premium stainless steel flue connector designed for boilers, ovens, and ventilation systems. This high-quality adaptor, part of the SWPro series, offers robust performance, CE marking, and EN 1856-1 compliance. Ideal for both domestic and commercial settings, it seamlessly connects with your existing appliances. Complement your installation by exploring our range of compatible chimney accessories for a truly complete system.
£569.99
with free delivery Give us a call if you find it cheaper and we'll try to price match.

 

Payment Options

At a Glance

    Premium 316L Stainless Steel construction for durability and corrosion resistance
    CE marked and EN 1856-1 compliant for industry-standard safety
    Versatile use in boilers, ovens, and ventilation systems
    Push-fit joint with Locking Band for a secure and simple installation
    Suitable for both condensing and non-condensing applications

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 Boiler adaptor - Ø 700, part of our SWPro series, is designed to seamlessly connect your flue system to the appliance. Engineered from high-quality 316L grade stainless steel, the modular system features a high-pressure sealing gasket suitable for both positive and negative pressure environments. This versatile flue system is perfect for a range of applications including boilers, ovens, and ventilation systems, and can be used in both high and low temperature settings, condensing and non-condensing environments.

The SWPro system is CE marked and meets stringent EN 1856-1 standards. Installation is straightforward with a push-fit joint secured by a Locking Band, ensuring a safe distance from any combustible materials.

SKU: 3-700-BA-753

Technical Specifications
Material316L Stainless Steel
SystemSWPro
Applicable FuelsGas, Oil
StandardsCE, EN 1856-1
InstallationPush-fit joint with Locking Band, 50mm clearance from combustibles required
Temperature RangeSuitable for high and low temperature settings
Warranty10 Years
Installation is straightforward using the intuitive push-fit joint secured by a Locking Band. Ensure a minimum clearance of 50mm from any combustible materials. For condensing appliances, it is recommended to use silicone sealant unless a pre-existing seal is present at the appliance outlet. Adhere strictly to the manufacturer’s guidelines for a safe and compliant connection.

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

Yes, the Boiler Adaptor is CE marked and meets EN 1856-1 standards.

Yes, the SWPro system, including the Boiler Adaptor, is suitable for both high and low temperature applications.

The adaptor uses a push-fit jointing system secured with a Locking Band. Ensure you keep a 50mm distance from any combustible materials during installation.

This adaptor is suitable for a variety of applications including boilers, ovens, ventilation systems, and as a chimney shaft liner.

Silicone sealant is recommended when used with condensing appliances, unless the appliance already has a seal at the outlet.

Yes, the high-pressure sealing gasket makes it suitable for both positive and negative pressure environments.
Delivery Information +

We work relentlessly to ensure you get your order fast. Estimated delivery for this product is Friday, May 16th. 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 Boiler adaptor - Ø 700 buyers guide

Act now to secure your Boiler Adaptor - Ø 700 and ensure compliant, hassle-free installation.

Your recently viewed products:

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