This is caused by the squeegee being angled incorrectly forcing the water under the rubber blade out into the dry area of the glass or from solution being pushed up into the top edge of the window.
Although there is a slight difference between our original calculation and Teslaâs new oneâlast fall we built in a cost of $6,500, Teslaâs current cost for a Powerwall as part of a Solar Roof installation is $7,000.
Cost to Install a Shingle Roof. Updated: January 2017. Get an INSTANT, detailed estimate of the cost to Install a Shingle Roof! Our free calculator uses up-to-date, trusted data to estimate typical subcontractor costs for a Wood Shingle Roofing Installation project. For a basic 125 square feet project in zip code 47474, the benchmark cost to Install a Shingle Roof ranges between $6.68 - $9.02 per square foot* .