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Section 8: Environmentally Friendly Accommodation
8.3. Resource - and Cost-Saving Measures
8.3.1. Energy Saving

Thermal Insulation

Thermal insulation limits warm air escaping from the building in winter, which results in thermal comfort and substantial savings on energy bills. In some cases 20% of heating costs can be saved by more effective insulation. In summertime thermal insulation saves airco costs. Also, insulation has a positive side effect - it reduces the noise penetrating from outside and provides quietness inside the guest rooms. In the house, different parts of the building are subject to insulating - windows, roof, walls, ceiling, floor, doors.

Normally in wintertime the biggest heat loss occurs through windows. There are three major ways to insulate windows. The cheapest option includes installation of properly lined curtains; the curtains shall be heavyweight, well-fitted and hung from a closed pelmet to prevent warm air within the room from passing behind them. Another possibility is to install insulated panels (such as shutters) internally or externally. For colder climates, however, it is better to apply more complicated and expensive method of double-glazing when 2 sheets are separated by a 12-20 mm wide air space, placed in a single window frame unit. If you operate your accommodation during the winter season, your costs for insulation will be paid back from heating energy savings.

Life span of energy efficient globes 5-9 years is calculated on the basis of 3-5 hour/day use, or 10 times longer than classical light bulbs.

In contrast to insulation of the windows that can be done at any stage of operating the accommodation, insulation of the roof, floor, ceiling and walls of the building is much easier during construction and not afterwards. The most efficient is deep insulation of the roof/loft (minimum 150 mm). Wall insulation is also efficient but might change the appearance of the building from outside.

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