MDPE Straight Joiner 20mm to 1/2" BSPF compression fitting is a straight connector that joins 20mm MDPE pipe to a 1/2" BSP female thread. Designed for tradespeople installing water supply, irrigation, or light industrial lines, it provides a secure, leak-free inline connection. Key specifications: PN10 pressure rating (up to 10 bar) and compatibility with 20mm MDPE pipe on one end and 1/2" BSP female thread on the other. The MDPE material offers chemical resistance and corrosion resistance typical in domestic and light industrial environments, helping protect the integrity of the system. When correctly installed, compression fittings form leak-free joints, contributing to system reliability. This straight joiner is intended for use in applications including water supply, irrigation, and certain industrial piping scenarios where MDPE is specified. Installation and use: The compression connection avoids solvent welding and typically requires only standard hand tools. Ensure pipe ends are clean and cut square before assembly; tighten the compression nut to form a seal. The PN10 rating indicates suitability for systems operating up to 10 bar, subject to temperature and other conditions. MDPE’s properties make it suitable for outdoor exposure and temperature variations within typical service limits. What makes it distinct: This 20mm to 1/2" BSPF straight joiner delivers a direct inline connection ideal for standardising mixed-thread sections in a network. It offers a reusable, disassemblable option compared with some glue-based methods, and is part of a broader range of MDPE compression fittings (including elbows, tees, reducers) to support flexible layouts. Ideal for builders, plumbers, and irrigation installers seeking a reliable MDPE connection that’s straightforward to fit and resistant to common chemicals. The straight joiner is a practical choice for projects where 20mm MDPE meets a 1/2" BSP threaded line.
Akor
MDPE Pipe Fittings
Delivery is free to Mainland England and Wales. Deliveries are chargable to Scotland.
Once the order is placed, our courier will call you within 3 working days to arrange a delivery date. If you do not hear from the courier within 3 days, please get in touch with us. The majority of deliveries are made within 7 days, occasionally a little longer during peak periods.
Deliveries are made between 08:00 and 18:00 on the day, we request the driver calls you one hour before with an advised time.
Delivery is made via a kerbside tail lift lorry, we cannot deliver to sloping ground as the tail lift must be able to lay flat.
The road must be wide enough for a lorry to fit down and free from obstruction, if there are any access restrictions, please contact us.
Deliveries must be signed for, please report any damages to us within 24 hours.
We offer all bricks with a tail lift offloading service, Please familiarise yourself with the information below.
Crane offloading is available as a premium service for some bricks.

All of our C16 and C24 graded timber is regularised
Regularised timber is timber that has been processed to have a uniform shape and size. This means that the wood has been sawn and planed to remove any irregularities and ensure that each piece of wood has consistent dimensions. Regularised timber is often used in construction, particularly in the framing of buildings, as it is easier to work with and can be more efficiently installed than irregularly shaped timber.
We have one of the largest ranges of timber lengths, dimensions and grades available to buy online.
The variation you require will determine the exact lead time and delivery method.
Most orders arrive within 3-4 days, the maximum is 7 days. Please get in touch before you order if you need a specifc delivery date.
Delivery charges vary by postcode. To find out the delivery charge, add the item(s) you require to your basket and select CALCULATE SHIPPING at the bottom of the page.
Some orders are delivered on our own vehicles based in Leicestershire and Cheshire. We also use carriers including Yodel and Tuffnells. For some sizes and locations we use regional distributors.
If you'd prefer crane offloading rather than tail lift vehicle offloading for your brick order then this service is available for the majority of bricks that we sell. Charges are shown at checkout.
For deliveries of less than 6 packs then Taillift offloading is normally a more cost effective option
Downloadable information can be found here:

Armstrong Cheshire supply the full range of Catnic Lintels. If you don't see the lintel you need on our website, choose from the Catnic Lintel Selector Brochure and give us a call 01625 322269
Downloadable information can be found here:
MDPE Straight Joiner 20mm to 1/2" BSPF compression fitting is a straight connector that joins 20mm MDPE pipe to a 1/2" BSP female thread. Designed for tradespeople installing water supply, irrigation, or light industrial lines, it provides a secure, leak-free inline connection. Key specifications: PN10 pressure rating (up to 10 bar) and compatibility with 20mm MDPE pipe on one end and 1/2" BSP female thread on the other. The MDPE material offers chemical resistance and corrosion resistance typical in domestic and light industrial environments, helping protect the integrity of the system. When correctly installed, compression fittings form leak-free joints, contributing to system reliability. This straight joiner is intended for use in applications including water supply, irrigation, and certain industrial piping scenarios where MDPE is specified. Installation and use: The compression connection avoids solvent welding and typically requires only standard hand tools. Ensure pipe ends are clean and cut square before assembly; tighten the compression nut to form a seal. The PN10 rating indicates suitability for systems operating up to 10 bar, subject to temperature and other conditions. MDPE’s properties make it suitable for outdoor exposure and temperature variations within typical service limits. What makes it distinct: This 20mm to 1/2" BSPF straight joiner delivers a direct inline connection ideal for standardising mixed-thread sections in a network. It offers a reusable, disassemblable option compared with some glue-based methods, and is part of a broader range of MDPE compression fittings (including elbows, tees, reducers) to support flexible layouts. Ideal for builders, plumbers, and irrigation installers seeking a reliable MDPE connection that’s straightforward to fit and resistant to common chemicals. The straight joiner is a practical choice for projects where 20mm MDPE meets a 1/2" BSP threaded line.
Akor
MDPE Pipe Fittings
Delivery is free to Mainland England and Wales. Deliveries are chargable to Scotland.
Once the order is placed, our courier will call you within 3 working days to arrange a delivery date. If you do not hear from the courier within 3 days, please get in touch with us. The majority of deliveries are made within 7 days, occasionally a little longer during peak periods.
Deliveries are made between 08:00 and 18:00 on the day, we request the driver calls you one hour before with an advised time.
Delivery is made via a kerbside tail lift lorry, we cannot deliver to sloping ground as the tail lift must be able to lay flat.
The road must be wide enough for a lorry to fit down and free from obstruction, if there are any access restrictions, please contact us.
Deliveries must be signed for, please report any damages to us within 24 hours.
We offer all bricks with a tail lift offloading service, Please familiarise yourself with the information below.
Crane offloading is available as a premium service for some bricks.

All of our C16 and C24 graded timber is regularised
Regularised timber is timber that has been processed to have a uniform shape and size. This means that the wood has been sawn and planed to remove any irregularities and ensure that each piece of wood has consistent dimensions. Regularised timber is often used in construction, particularly in the framing of buildings, as it is easier to work with and can be more efficiently installed than irregularly shaped timber.
We have one of the largest ranges of timber lengths, dimensions and grades available to buy online. The variation you require will determine the exact lead time and delivery method.
Most orders arrive within 3-4 days, the maximum is 7 days.
Please get in touch before you order if you need a specific delivery date.
Delivery charges vary by postcode. To find out the delivery charge, add the item(s) you require to your basket and select CALCULATE SHIPPING at the bottom of the page. Some orders are delivered on our vehicles based in Leicestershire and Cheshire. We also use carriers including Yodel and Tuffnells. For some sizes and locations, we use regional distributors.
If you'd prefer crane offloading rather than tail lift vehicle offloading for your brick order then this service is available for the majority of bricks that we sell. Charges are shown at checkout.
For deliveries of less than 6 packs then Taillift offloading is normally a more cost effective option
Downloadable information can be found here:
Armstrong Cheshire supply the full range of Catnic Lintels. If you don't see the lintel you need on our website, choose from the Catnic Lintel Selector Brochure and give us a call 01625 322269
Downloadable information can be found here:
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Akor
MDPE Straight Joiner 20mm - 1/2" BSPF
£2.00
Unit price
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Unavailable
MDPE Straight Joiner 20mm to 1/2" BSPF compression fitting is a straight connector that joins 20mm MDPE pipe to a 1/2" BSP female thread. Designed for tradespeople installing water supply, irrigation, or light industrial lines, it provides a secure, leak-free inline connection. Key specifications: PN10 pressure rating (up to 10 bar) and compatibility with 20mm MDPE pipe on one end and 1/2" BSP female thread on the other. The MDPE material offers chemical resistance and corrosion resistance typical in domestic and light industrial environments, helping protect the integrity of the system. When correctly installed, compression fittings form leak-free joints, contributing to system reliability. This straight joiner is intended for use in applications including water supply, irrigation, and certain industrial piping scenarios where MDPE is specified. Installation and use: The compression connection avoids solvent welding and typically requires only standard hand tools. Ensure pipe ends are clean and cut square before assembly; tighten the compression nut to form a seal. The PN10 rating indicates suitability for systems operating up to 10 bar, subject to temperature and other conditions. MDPE’s properties make it suitable for outdoor exposure and temperature variations within typical service limits. What makes it distinct: This 20mm to 1/2" BSPF straight joiner delivers a direct inline connection ideal for standardising mixed-thread sections in a network. It offers a reusable, disassemblable option compared with some glue-based methods, and is part of a broader range of MDPE compression fittings (including elbows, tees, reducers) to support flexible layouts. Ideal for builders, plumbers, and irrigation installers seeking a reliable MDPE connection that’s straightforward to fit and resistant to common chemicals. The straight joiner is a practical choice for projects where 20mm MDPE meets a 1/2" BSP threaded line.