Попробуйте так
Array(
"CONDITION" => "#^/filter/tip_([a-zA-Z0-9-_]+)/etag_([a-zA-Z0-9-_]+)/balkon_([a-zA-Z0-9-_]+)#", // ...итд
"RULE" => "type=\$1&etag=\$2&balkon=\$3", // ...итд
"ID" => "bitrix:catalog.smart.filter",
"PATH" => "/filter/index.php",
),
)