4) Put the hat in the oven immediately. Don't worry, this won't melt it. The hat is 100% polyester, and as long as you keep it below 446 degrees Fahrenheit, it won't melt. That's why I recommend about 300 degrees Fahrenheit, a sufficient temperature to shrink the fabric and yet not do any damage.
The downside is that the system remains pricey. For an average home, the battery storage system can run $10,000 to $25,000. But with long-term financing options and declining solar photovoltaic prices, the cost can end up penciling out at a price that's competitive with electricity from HECO, said Saturnia.or an average home, the battery storage system can run $10,000 to $25,000. But with long-term financing options and declining solar photovoltaic prices, the cost can end up penciling out at a price that's competitive with electricity from HECO, said Saturnia.
1 A 10' x 15' unit may cost up to $150 per month, and a 10' x 20' storage unit can cost you between $170 to $180 per month. 2  Location. 3  The city you reside will also influence the cost of your self-storage. 4  Just as apartment rent is higher in some demographics, self-storage prices reflect the region as well. Monthly rates will vary greatly depending on what size you unit you require to store your belongings. 2  For example, a standard unit of 5' x 5' will range from about $40 to $50 a month, a 10' x 15' ranges from $75 to $140, a 10' x 20' can cost between $95 and $155, and a 20'x20' unit can cost about $225 a month.