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.
1 Depending on the type of tile, the clay roof tiles can cost anywhere from $0.30 to $3 per tile without any sort of professional installation. 2  At ebay.com, the price of a red âSâ type Clay Roof Tile is $716 per pallet or $2 per tile. At ebay.com, the price of a red âSâ type Clay Roof Tile is $716 per pallet or $2 per tile. 2  Manufacturers in China can offer much lower rate at $0.30 to $0.60 per piece. 3  When installation prices are involved, plan on spending anywhere from $7 to as much as $13 per square foot for an entire roof of clay tiles.