takze srazeni foforu neni potreba na ohlasku? Me tedy na vodopravnim uradu rekli ze je treba srazeni fosforu soucasti cov nebo musi byt hodnoty cov tak dobre na fosfor ze neni treba . Vždy povoleno Vital cookies are Unquestionably important for the website to operate adequately. This class only consists of cookies that makes certain simple func