POWER SWITCH TRANSISTOR-The part responsible for switching off the primary circuit that causes high voltage induction in the secondary winding in an electronic ignition system. PRIMARY SPEED SENSOR-An engine speed sensor located inside the actuator housing on the back of the injection pump.
Costs for green roofs in the United States are estimated to average between $15 to $20 per square foot for all use types, i.e., high density residential, commercial, industrial etc.1 These costs include all aspects of green roof development, from the waterproofing membrane to soil substrate creation to planting.
Asphalt Roof Costs. Asphalt roof costs range from $2.50 to $6 per square foot fully installed. Asphalt shingled roofs are either a composite organic shingle or the lighter woven fiberglass option.This is one of the least are expensive roofing options, significantly less than concrete and clay tiles for instance.sphalt Roof Costs. Asphalt roof costs range from $2.50 to $6 per square foot fully installed. Asphalt shingled roofs are either a composite organic shingle or the lighter woven fiberglass option.