Wood-boring insects are found in both new and old woodwork and can cause weakening and degradation of woodwork.
Bad odours such as smoke, mould, dead animals, urine, excrement or old basements can be signs of mould and make homes and rooms uninhabitable.
Moulds are signs of dampness and poor indoor air quality, which can pose a health risk to people and cause building damage.
Fungi on wood and masonry can cause serious building damage with degradation and weakening of wood, masonry and concrete.