Floplast Half Round Gutter Internal Stop End

The FloPlast Half Round Gutter Internal Stop End is a vital finishing component for 112mm half round guttering systems. Designed to create a secure seal at internal gutter ends, it ensures rainwater is directed efficiently towards the outlet and downpipe, helping to prevent leaks and overflow. Manufactured from durable uPVC, this stop end provides a long-lasting and weather-resistant solution for both new build installations and gutter refurbishment projects. Its clean finish and precise fit make it a dependable choice for professional roofers, builders and experienced DIY installers. Featuring a pre-fitted gutter seal retaining clip system, installation is straightforward and secure, with no lubrication required. It is compatible with many major 112mm half round guttering systems, offering flexibility across a wide range of properties. Available in Anthracite Grey, Grey, Brown, Black, and White, it allows you to match your existing guttering for a seamless and coordinated appearance.

Secure Internal Gutter Sealing

Specifically designed for internal gutter connections, this stop end creates a tight and reliable seal within the gutter run. It ensures smooth water flow while preventing leaks at the end of the system.

Durable & Weather-Resistant uPVC

Made from high-quality uPVC, this component is resistant to cracking, corrosion and fading. Built to withstand varying weather conditions, it is backed by a 10-year manufacturer’s guarantee (T&Cs apply) for added reassurance.

Quick & Hassle-Free Installation

The integrated seal retaining clip simplifies fitting, allowing for a secure connection without the need for additional lubrication. This helps reduce installation time while ensuring long-term performance.

FAQs

What is the difference between an internal and external stop end?

An internal stop end fits inside the gutter profile to seal the end of the run from within, while an external stop end fits around the outside edge. Both serve the same purpose of preventing water from escaping.

Is this compatible with other gutter brands?

Yes, it is compatible with many major 112mm half round guttering systems, making it suitable for both new installations and replacements.

Does it require sealant or lubrication to install?

No, the pre-fitted retaining clip system allows for a secure fit without the need for additional lubrication.

Check out our full range of roofing supplies.

Browse more fascia, soffits & guttering available online.

At JJ Building Materials, we're committed to supplying quality building products at competitive prices, backed by the service and expertise you'd expect from an established independent merchant. Whether you're a trade professional managing large-scale projects or a homeowner taking on a DIY renovation, we're here to help you find the right products for the job.

As part of the JJ Roofing Supplies Group, we build on decades of experience supplying construction materials across the UK. We've expanded beyond roofing to offer a growing range of building materials, including timber, insulation, landscaping products, plumbing supplies, flooring, doors, bricks, fencing, garden buildings and much more – all available to order online with nationwide delivery.

We work with many of the industry's leading manufacturers to bring you trusted products that meet the highest standards of quality and performance. Our team is passionate about providing excellent customer service, competitive pricing and a straightforward shopping experience from start to finish.

When you shop with JJ Building Materials, you can expect:

• Competitive prices on leading brands and quality products.
• Nationwide delivery across the UK
  
• A constantly expanding range of building and landscaping materials.
  
• Friendly, knowledgeable customer support.
  
• A trusted business backed by the JJ Roofing Supplies Group.
  

Every order is personally reviewed by our experienced team to ensure everything is correct before dispatch. We offer delivery from as little as the next working day on selected products, so please refer to the dark blue Estimated Delivery box above for the expected delivery timeframe for this item.

We work with trusted manufacturers and specialist delivery partners to ensure your order arrives safely and on time. You'll receive tracking details once your order has been dispatched, and if we need to confirm any delivery details, one of our team will contact you directly to keep everything running smoothly.

Roof Tiles & Fittings:

We recommend ordering an additional 10% of roof tiles to allow for any breakages that may occur during delivery or handling. Roof tiles are naturally fragile, and having a few extra on site helps prevent delays and ensures your roofing project can be completed without interruption.