Malco Fiber Cement Siding Facing Gauge is designed to provide more accuracy and ease of use d to homemade wood preacher blocks. This adjustable tool allows for precise exposures of 5", 6", 7", or 8", making siding installation more efficient. The gauging block snaps easily into the desired exposure position without the need for tools or fasteners, enabling quick adjustments. It can be comfortably held with one hand while steadying a new plank for nailing, and it can also be used alongside an overlap gauge for one-person application. Made from tough, long-lasting, and weather-resistant nylon material, this siding gauge ensures durability and reliable performance in various weather conditions. Model Number: FCFG