Glossary of terms used in the gas industry-Combustion and utilization including installation at consumers' premises
Document status: Active
Clay flue linings and chimney pots suitable for open fires
Document status: Active
Specification for clay flue linings and flue terminals
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Non ferrous thimbles (spigot and socket) and ferrules (sleeve)
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Specification for quality of timber and workmanship in joinery. Quality of timber
Document status: Active
Timber for and workmanship in joinery-Specification for timber
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