Inspection Tee - Ø 300
At a Glance
- Made from high-grade 316L stainless steel
- Designed for high and low temperature applications
- High-pressure sealing gasket (P1/H1) for safety
- Modular push-fit jointing system secured with a Locking Band
- CE marked and compliant with EN 1856-1 standards
- Supports a range of diameters from Ø 80 up to Ø 400
- Suitable for both condensing and non-condensing gas systems
- 10-year warranty and 50mm clearance requirement for safe installation

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]
- Info
- Specs
- Install
- FAQs
The Inspection Tee - Ø 300 is a crucial component of the SWPro modular flue system, engineered for both high and low-temperature scenarios. Crafted from 316L grade stainless steel, it ensures durability and reliability. Its high-pressure sealing gasket (P1/H1) makes it ideal for various applications, including boilers, ovens, ventilation systems, and chimney liners.
The system can handle both condensing and non-condensing gases under positive and negative pressure conditions. With CE marking and compliance with EN 1856-1 standards, this product ensures top-tier performance and safety. Installation is a breeze with its push-fit jointing system, secured using a Locking Band.
Remember to maintain a 50mm clearance from combustibles during installation.
SKU: 3-300-135
Technical Specifications | |
---|---|
Material | 316L Stainless Steel |
Size | Ø 300 |
System | SWPro Modular Flue System |
Fuel Types | Gas, Oil |
Certifications | CE marked, EN 1856-1 compliant |
Pressure Conditions | Suitable for both positive and negative pressure environments |
Installation Method | Push-fit jointing system with Locking Band |
Clearance | 50mm from combustibles |
Warranty | 10 Years |
Delivery Information +
We work relentlessly to ensure you get your order fast. Estimated delivery for this product is Friday, April 25th. If you need faster stove or fireplace delivery please give us a call. We can often 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. If you find it cheaper within 48 hours, we'll refund the difference.
Compatible and other products that may be of interest...
National Flues Ltd Verdict
At National Flues, we are delighted to provide the Inspection Tee - Ø 300, crafted with high-grade 316L stainless steel. This versatile flue component meets CE standards and supports both retail and trade customers across the UK with reliable and prompt delivery.
The Inspection Tee - Ø 300 is designed for inspecting and cleaning flue systems, making it easier to maintain optimal functionality.
National Flues is a leading supplier of fireplaces and flues in the UK, committed to offering high-quality products, competitive prices, and reliable delivery to both retail and trade customers.
