Althon SP ‘Splayed Wing Wall Headwalls’ are precast headwalls produced with a higher wing walls at the front of the apron. SP precast headwalls are for inlets or outlets situated in locations with high or steep embankments or where the structure is required to provide protection to an accessory such as a flap valve, duck bill valve, stop logs or weir wall. Althon SP precast concrete headwalls offer a cost effective alternative to in-situ structures for connecting pipework discharging into open watercourses.
There are four sizes of SP headwall available catering for pipe sizes up to and including 1800mm. Each SP precast concrete headwall comes four back wall heights offering wing wall profiles to suit most applications.
Established in 1982, Althon Ltd have over 37 years’ experience in the design and manufacture of bespoke drainage and water management products, creating specialist solutions that are supplied throughout the construction industry.
Based in Norfolk, our company strives to meet the strict guidelines set out by the Sewers for Adoption and Severn Trent, working closely with the construction sector to ensure that all commercial and industrial environments are treated with equal importance. Our specialist solutions have been highly recommended throughout the UK for many years.
Here at Althon, we pride ourselves on the fact that we have supplied to over 50 countries worldwide, employing over 70 individuals who understand the importance of water management and are fully committed to completing projects as efficiently as possible. Our reputation has grown rapidly over the years due to our ultimate dedication and desire to succeed within the industry. Our full range of bespoke precast concrete headwalls have been proven to be a cost-effective alternative to the regular pipework that is used commonly in ponds, rivers, ditches, swales and other tidal areas.
Athlon Ltd are best known for our good customer service and high-quality solutions that have achieved outstanding results for many years. Some of these products include;
09/04/2024 -
Eco 1 🍃 All Althon headwalls are manufactured using a trademarked eco1™ concrete mix design.
09/04/2024 -
Great Yarmouth's Herring Bridge Project In 2023, Althon supplied a number of precast concrete headwalls, to Great Yarmouth’s Third River Crossing (Herring Bridge).
05/03/2024 -
Bespoke Headwall A recently completed bespoke headwall.
23/02/2024 -
Large Headwalls Some photos taken at the factory to show the progress on our SP27L and SP40L headwalls.
22/02/2024 -
CHAS Certificate 2023/2024 We are delighted to share that Althon has been awarded CHAS accreditation for this coming year, after demonstrating compliance with the CHAS standard in line with the requirement of SSIP Core Criteria and UK H&S Legislation.
12/02/2024 -
Local headwalls in Norfolk We have recently supplied several headwalls to Great Yarmouth’s third river crossing know as Herring Bridge.
12/02/2024 -
Coloured precast concrete headwalls Althon are now able to offer coloured headwalls for aesthetically sensitive areas. Our coloured concrete headwalls can help the installation blend into the surrounding landscape.
26/07/2022 -
Level Invert on Headwalls The photo above is one of our smaller RSFA headwalls (RSFA18B 01 1150) showing a great example of when a customer requires the pipe ID at level invert.
14/10/2020 -
Pre-fitted Manhole Chamber Accessories Althon are able to pre-fit step irons and penstocks into our precast concrete manhole chambers, this means the concrete does not have to be drilled on site.
08/06/2020 -
Mammal Ledges & Shelves Althon have just launched a new range of mammal ledges in GRP and mammal shelves in HDPE.
04/06/2020 -
Certified CPD Member Althon Limited are pleased to announce that they are now a certified CPD Member.
13/05/2020 -
Anglian Water Approved Headwalls Althon Ltd are pleased to announce that their ‘Sewers for Adoption’ range of Headwalls have been approved for use on projects that are to be adopted under a Section 104 agreement by Anglian Water Services Ltd.
09/03/2020 -
Sewers for Adoption - range of Headwalls Althon Ltd are pleased to announce that their ‘Sewers for Adoption’ range of Headwalls have been approved for use on projects that are to be adopted under a Section 104 agreement by Anglian Water Services Ltd.
approvedbusiness.co.ukAlthon Ltd Tel: 01603 488700
