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.
Standard 3 tab asphalt shingles installation costs approximately $2.50 to $4.50 per square foot. For a roof measuring 1,500 square feet, the total cost might be around $3,750 to $6,750. At this price, you can expect a warranty of approximately 20 to 30 years. Architectural roof shingles cost approximately $5 to $10 per square foot installed, or roughly $7,500 to $15,000 for a 1,500 square foot roof.