The average residential household in the southwest installs a 5 kWh system and during Q1 2015, it cost about $3.40 per DC watt or $17,000 (5000 times $3.40) before incentives. Utilities on the other hand typically install systems in the 100 mega-watt or greater range.
Change in the Nipples. One of the first signs to look for is a change in the size or appearance of the catâs nipples. Particularly look for the color of the nipples. If they appear to be more pink than normal, that is a sign that the cat is pregnant.
The next clear changes donât occur until the final two weeks of the pregnancy calendar, during which period the cat will display an increased appetite and begin displaying nesting behaviors in preparation for delivery.