Motor parts: 1  back plate, center pole, front plate â these three parts are usually made of iron or a similar permeable material to form the magnet circuit with the magnet. The front plate and pole piece form the gap of the magnet circuit.
The cost to install drywall is about $1.50 per square foot. After material and labor are added in, the cost per panel can range from around $40.00 to $60.00. A typical 12x12 room, for example, will use 12 panels.
When it comes to drywall, all projects fall under the ceiling or wall category. According to our ceiling installation cost estimator, the average price to install a ceiling is $1,279.