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Choose Jacob UK For Superior Quality Transition Pieces


As one of the leading pipe work system specialists in the UK, Jacob UK is the first choice when you need high-grade superior transition pieces, piping and components. Whether it’s a hot-dip galvanised, powder coated or stainless-steel material you’re after, we have a high-quality range of transition pieces that will ensure a smooth and airtight system transition for your application.

Our range includes, but is not limited to:

Sheet Metal

Our perforated sheet metal comes with a ‘U’ shaped seal, is made from stainless steel and is designed to shield against and filter out any solids which may try and pass through the pipeline. Our sheet metal features strategically designed holes with 10 by 10mm dimensions and have a 69% free space size. As part of our transition pieces range, it is designed and manufactured in full compliance with the food grade standard EC 1935/2004. Its NBR (Nitrile Butadiene Rubber) material makes our sheet metal suitable for temperature ranges between +100°C and -20°C.


Our range of spouts include square and round, and with inclinations of 45° and 60°.Our spouts are designed to connect to our other Jacob UK pipes that have lipped ends, and we also have flanges and counter gaskets that are available for drilled flange connections. We can also provide on request sprouts with a 3 bar version that is shock explosion proof and has a welded-on flange.

Rain Caps

At Jacob UK, our high-quality transition pieces include rain caps that are available in two different types and are designed to provide efficient and effective protection for the roofs of non-pressurised systems against rain and other environmental threats. Our first type of rain cap is available in dimensions of 224-630mm and the second type is available in 80-200mm dimensions. Both types of rain caps are available in thickness options including 1mm, 1.5mm and 2mm. Ensure your system is protected against threats such as debris or precipitation that may enter through the top.

Cone Pieces

Our cone pieces are a fully seam welded conical pipe that features lipped ends and can provide a reduction in diameter from within a system. They come in thickness options including 3mm, 2mm, 1.5mm and 1mm. There are many diameter options to choose from and you can request even more diameter options is required.

Jet Caps

Ideal for the prevention of any water entering the system, our jet caps feature a revolving water outlet, come with a welded-on flange for diameters over 350mm and are fully seam welded. Our jet cap transition pieces are available in a thickness of 2mm and are available in either hot-dip galvanised or stainless steel. You also can choose from a diameter range from 350mm up to 1600mm depending on your needs.

Featuring the largest mass production warehouse of its kind, we have the latest fully automated laser welding systems, in-house tooling and rapid mass production capabilities to ensure we can meet your demands when it comes to pipe work systems, transition pieces and pipe components. To find out more about Jacob UK and our entire product range, browse through our website today.