Systems and components for domestic ventilation. Systeme und bauelemente fur wohnungsluftungsanlagen.

Discusses the various measures used to achieve the energy-conservation aims of the Federal Republic of Germany thermal insulation regulations of 1 January 1984 and to counter the health problems that arose as a result of higher fuel prices leading to reduced domestic fuel consumption in conjunction with poor ventilation. Discusses the advantages of installing heat recovery based central air conditioning systems with filters which are eligible for tax relief.