The master socket contain a surge arrestor and an R/C circuit filter these are used by your service provider to get a fixed value resistance when they run line checks. Standard BT type socket with screw type terminals.
Made from high quality ultra slim, premium grade material
Complete with integral gasket for moisture protection
Minimum mounting depth: 25mm
Dimensions: 87.5mm x 87.5mm
Supplied in retail blister with full fitting instructions
Compliant to BS 5733
15 year guarantee.
| Size | 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38 |
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