код выглядит так:
$arSelect = array(
"IBLOCK_ID",
"ID",
"NAME",
"PROPERTY_PRICE",
"PROPERTY_CURRENCY",
"DETAIL_TEXT",
"PROPERTY_MANAGER",
"PROPERTY_COUNTRY",
"PROPERTY_CITY",
"PROPERTY_TYPE",
"PROPERTY_SROOM",
"PROPERTY_SGROUND",
"PROPERTY_PHOTOGALLERY"
);
$els = CIBlockElement::GetList(Array(), $arFilter, false, false, $arSelect);