

Designed to meet a twenty-year lifespan requirement for this special-purpose enclosure to house sophisticated microchip technology. It is water and gas tight, and is situated in either British Telecom manholes, often flooded, roadside cross connection cabinets, or in telehone exchanges. The mouldings are in acetal and polypropelene.
MRDC Ltd,
PO Box 5745,
Epping, Essex
CM16 4LE, UKe-mails:
calvert@mrdcnet.com
and
hobbs@mrdcnet.comTelephones/Faxes:
+44 (0)1992 577377,
& +44 (0)20 8505 9005