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Adaptor female-female - Ø 700 (3-700-003)

Discover the Adaptor Female-Female - Ø700, a high-quality flue adaptor from National Flues designed for both residential and commercial applications. This adaptor, a pivotal component of the SWPro modular flue system, is engineered from premium 316L stainless steel and offers durable, corrosion-resistant performance. Ideal for boilers, ovens, and other heating systems, this CE marked and EN 1856-1 compliant adaptor ensures safe, efficient operation. Search for optional accessories such as supplementary flue liners, support brackets, and sealing kits to complete your installation and optimise your chimney flue solution.
Now only £372.99
including free delivery Give us a call if you find it cheaper and we'll normally price match.

 

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At a Glance

  • Constructed from premium 316L stainless steel for exceptional durability and corrosion resistance
  • CE marked and compliant with EN 1856-1 standards, ensuring high safety and quality
  • Innovative push-fit jointing system secured by a Locking Band for quick, reliable installations
  • Versatile performance suitable for boilers, ovens, and a wide array of flue system applications
  • Engineered for both high and low-temperature environments, supporting non-condensing and condensing systems
Delivery Information +

We work relentlessly to ensure you get your order fast. Estimated delivery for this product is Thursday, August 14th. This is based on current lead times for this product. If you need a stove, or other bulky product, to be delivered by a specific time in the next 7 days, then please give us a call on 01670 206 999. 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 and you can read in our blog about they types and terms and conditions for warranties. Mi-Flex flue liner, for example, comes with a lifetime guarantee. Give us a call if you want to know about a specific warranty. Returns for damaged items are covered by insurance; non-damaged returns incur return delivery costs.

Best 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.

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 Adaptor female-female - Ø 700 is part of our SWPro modular single wall flue system, renowned for its robust construction and universal applicability. Made from premium 316L grade stainless steel, this adaptor is CE marked and engineered to meet EN 1856-1 standards, making it a reliable choice for both high and low temperature, non-condensing and condensing applications. Whether you're working with boilers, ovens, or ventilation systems, this adaptor ensures a high level of performance and safety.

Its push-fit jointing system, secured with a Locking Band, ensures quick and secure installation while withstanding varying pressures with a high-pressure sealing gasket P1/H1. Remember to maintain a 50mm distance from combustible materials during installation for optimal safety. Available in various thicknesses to match your flue diameter, this adaptor promises dependability and longevity.

SKU: 3-700-003

Technical Specifications
Material316L Stainless Steel
CE MarkYes
StandardsEN 1856-1
ApplicationBoilers, ovens, ventilation systems
Flue DiameterØ700
Distance To Combustibles50mm
Warranty10 Years
Joint SystemPush-fit with Locking Band
FuelsGas, Oil
• Ensure all flue system components are clean and undamaged prior to installation. • Maintain a minimum clearance of 50mm from any combustible materials as required for safety. • Use the secure push-fit jointing system to connect sections, confirming that the Locking Band is correctly fastened. • Install jointing gaskets at every connection to guarantee a high-pressure seal (P1/H1 standard). • Review installation guidelines carefully and, if in doubt, consult a qualified professional for assistance.

This adaptor is part of the SWPro flue system, designed to connect sections of flue pipes securely. It is suitable for both commercial and residential applications, including boilers, ovens, and ventilation systems.

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

Yes, this product is CE marked, complying with EN 1856-1 standards for quality and safety.

The adaptor features a push-fit jointing system, which is secured with a Locking Band. For P1 and H1 installations, jointing gaskets must be fitted on every joint.

The high-pressure sealing gasket ensures that the adaptor can handle both positive and negative pressure applications, providing a secure and leak-proof connection.

A minimum distance of 50mm from the outside of the flue to any combustible material (such as wood or plasterboard) is recommended for safe installation.

The adaptor is designed to operate efficiently in both high and low-temperature environments, making it versatile for various heating applications.

What our experts say!

"This top-tier Adaptor Female-Female Ø 700 is an excellent investment for both commercial and residential applications. Constructed with high-grade 316L Stainless Steel, it’s durable and versatile. At National Flues, we’re rarely beaten on price, offer reliable nationwide delivery, and cater to both retail and trade customers."

The Adaptor Female-Female - Ø 700 is designed to connect modular flue pipes within the SWPro flue system, ideal for applications such as boilers, ovens, and ventilation systems.

National Flues is a leading supplier of fireplaces and flues in the UK. Renowned for competitive pricing and reliable delivery, we cater to both retail and trade customers nationwide.

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