Author Archive

this image, courtesy of Raven Housing Trust, shows just how destructive condensation can be

Preventing Condensation Part1

  Here are our top 10 tips to reduce condensation……….   When taking a shower or a bath, keep the bathroom door closed and if there is an extractor  fitted, make sure it’s on. Don’t forget to pull the plug and drain the water out of the bath as soon as you’ve finished! Drying clothes on radiators generates […]

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St Pancras Hotel, London

In June we took a tour of the fabulous St Pancras Renaissance Hotel in London and also the impressive station of St Pancras to explore the wonderful architecture and look for inspiration in search of new designs and ideas for products. Our guide, Mike, took us on the hotel tour, which is open to non residence of […]

aco with 5"

Upgrading Old & New Channel Gratings

Channel gratings, “Aco” drains, pavement drains, trench drains and French drains, whatever you know them as they’re the sort of long narrow drains you often see along the pavement or below door thresholds on footpaths or household patios. Aco drain overhaul and new installations with cast iron grilles can be fraught with difficulty because matching the channel with […]

Using a conservation vent as a drain outlet on a period cottage, North Devon Wall

Improving Exteriors in Conservation Areas

Rainwater from down pipes used to emit from an open drainpipe on this old wall. It looked a real mess but what other alternative was there? Now, the pipe is finished off with a cast iron conservation 4 or 5 inch cowl, it looks neat, tidy and in keeping with this period cottage, North Devon […]

blocked slit grilles

Efficient Drainage ?

You would think that drain grilles would be capable of draining water away, wouldn’t you? Well unfortunately no, as these modern narrow slit grilles show. This is an all to common problem with modern channel gratings and one of the reasons we developed the cast iron Quatrefoil channel grille system. The modern grilles shown in […]

quatrefoil part one

Installing Quatrefoil Channel Grating Part 1

Channel Gratings are ideal for collecting surface water along the lengths of pavements, drives and at the base of doorways and conservatories. Here we are installing a Quatrefoil channel grating at the base of a 2.4 metre wide garden step in the grounds of a listed building. Our system uses the Manthorpe plastic channel with […]

Installation of channel gratings

Installing Quatrefoil Channel Grating Part 2

Once the channel gratings are all in place, carefully mortar/concrete the pathway ensuring the fall is towards the channel and the channel falls gently towards the drain hole. It may be worthwhile placing the cast iron Quatrefoil grilles in position to ensure the concrete doesn’t distort the plastic channel. Allow to set and then clean along the plastic […]

Quatrefoil Square

Quatrefoil Junction Box

We’re pleased to announce the introduction of an essential grille that will really expand the opportunities for different layouts using our Quatrefoil channel grating system. The Quatrefoil square is an essential grille to have when using our Quatrefoil channel grates in an L, T or X shape. The junction box beneath the grille clips into the […]

Offsetting carbon emissions caused by manufacture of cast iron products with the planting of 350 trees

Tree Planting – Carbon Offsetting

Melting iron to create our products uses energy either electricity or gas in large quantities. We keep the amount of energy used by commissioning only British foundries who, use energy as frugally as possible and meet EU emission standards with regards to pollution (unlike their Chinese counterparts). But there’s no escaping it, manufacturing our products […]

Channel Grating

New Channel Grating

After years of research and hundreds of requests from architects and period property developers, we’re delighted to introduce our latest innovation – an elegant and simply stunning cast iron channel grille combined with a modern interlocking channel system. The Quatrefoil linear drainage channel, also known as channel gratings or French drainage channels are specifically suitable […]