Wooden houses are constructed from pinewood and spruce from Archangelsk District. Timber is deep-vacuum treated with English antiseptic "TANALIT E", "TANATONE" and anti-mould additive which meets all efficiency requirements of the Standard BS EN 599-1:1997. Every treated house is issued a certificate.Vacuum-treated timber in accordance with the standards BS and NTR protects timber against decay, fungi, mould, insects and other pests. Treated wood stays clean and significantly reduces combustibility.We also use German paints - impregnating agents REMMERS.