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Gas Meter Boxes Guide

23rd March 2013 written by Richard Hearne in the category Gas Articles

Where a gas meter is required and in an external location,  a meter housing (also known as a box or kiosk) is required. This is for two primary reasons, to protect the gas meter from the weather and to help secure it from being tampered with or damaged.

 

There are a range of different gas meter housings on the market which vary dependant on pressure in the gas mains, the location, and the size of the meter.

 

The different models available include: semi-concealed (also known as semi-buried or ground box), surface mounted (also known as wall mounted or bolt-on), built in (also known as recessed or cavity box), and freestanding (also known as wall adjacent).

 

Most meter housings are made from plastic which doesn’t rot or corrode and is very weather resistant. Some models are also made from glass-reinforced plastic. We talk about the specific meter boxes in more detail below:

Semi-Concealed

Designed to be discrete, the semi-concealed meter housing is usually brown in colour and can be installed at the base of a wall or building and has a tapered lid.

 

It is not suitable where the top of the box could be an obstruction, trip hazard, or exposed to damage by vehicles.Semi Concealed Meter Box

 

As the name suggests, it is to a large part concealed by being buried below ground, with the lid above ground with potentially as little as 100mm of the box visible depending on how deep it is fitted.

 

The gas meter may require the reading dials to be visible from a vertical position rather than horizontal. Only a domestic size U6 gas meter is suitable for this type of installation. A U6 meter is required in most houses or small commercial sites.

 

Typical dimensions:

 

  • Height 480 mm
  • Width 450 mm
  • Depth 330 mm
  • Above ground 100-150 mm

 

Surface Mounted

Usually green, white or brown coloured, the back plate of this box is bolted to the wall of a property and mounted on the bracket.

 

It is popular for converted properties or buildings which don’t have a cavity wall. The whole of the housing is external to the wall. This installation can accommodate three sizes of gas meter: U6, U16 and U25.

 

Typical dimensions:

 

U6 box:Surface Mounted Meter Housing

  • Height 740mm
  • Width 660 mm
  • Depth 415 mm

 

U16 box:

  • Height 828 mm
  • Width 710 mm
  • Depth 390 mm

 

U25 box:

  • Height 885 mm
  • Width 915 mm
  • Depth 385 mm

 

Built In or Cavity Box

Usually white in colour, these boxes must be fitted by a builder at time of constructing a property or later by removing bricks.

 

The house is fitted into the cavity wall with a small amount exposed from the wall of abuilding.  They usually only accommodate a U6 gas meter.

Built In Meter Housing

 

Siting of the box must be between 50 cm and 100 cm above ground level and also above any damp course. It’s also important that the box will not be in danger of being knocked by vehicles which could cause a gas leak.

 

No additional holes should be made through the plastic and any signs of damage  should ensure a replacement product is sourced.

 

Typical dimensions:

 

  • Height 660 mm
  • Width 410 mm
  • Depth 160 mm (60 mm when recessed)

 

Free Standing

Free standing meter housings come in many different shapes and sizes.

 

The two most common reasons for requiring a stand alone meter kiosk is for large gas using sites (and the subsequent large meter) which would not be suitable on a wall. 

 

Free Standing Gas Meter Housing

The other reason is where a medium pressure gas main exists rather than low pressure. Medium pressure gas is more dangerous.

 

In case of explosion, it is safe to have some distance of more than a metre between the box and a property.

 

Green and brown are the most common colours, but sometimes bespoke colours can be manufactured such as grey.

 

Larger meter boxes may have to be bespoke made due to the size and site requirements.

 

Typical dimensions:

 

  • No smaller than
  • Height 1020 mm
  • Width 1020 mm
  • Depth 565 mm

Contact 1Gas today for more information!

Comments

steve price says:

Could you give us a price on the green free standing gas box

Richard Hearne says:

Hi Steve. Sorry for the delay replying. Unfortunately we don’t supply meter boxes but you could try Kingsley Plastics or http://www.meterboxes.co.uk. Richard Hearne.

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