Section 8. In each township and borough the district fire-wardens, appointed by the Commissioner of Forestry, may appoint, by and with the consent of the Commissioner of Forestry, suitable persons, to be known as assistant fire-wardens, who shall possess the same qualifications demanded by this act for the district fire-wardens, and who are hereby vested with the same power and authority. They shall receive, as compensation for their services so to be performed, the sum of twenty (20¢) cents per hour, and the necessary expenses incurred in the actual performance of their duty. They shall make their reports to the district fire-warden, and be under his immediate supervision and control, subject to the supervision of the Commissioner of Forestry.