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... of the environmental impact of the installation. Future maintenance of the system. Life expectancy of the new system ...
... With the help of local history collections as well as national sources such as the census records it is often ...
... object or structure that has been judged to be of national importance by virtue of its special architectural or ...
... Not infrequently, however, poor repairs, a lack of maintenance and inappropriate alterations lead to trouble. ...
... treasure. This article explains how best to treat them. Maintenance Materials and components timber decay timber fungi maintenance Timber floor structures ...