| http://www.w3.org/ns/prov#value | - But when it comes to big-ticket green items ??? say renewable energy projects such as solar systems to power the house ??? most residential roofers hang back. ???There are some awesome ideas out there,??? Kamis says. ???But there???s not enough interest to make them practical and affordable in the market.???Other home improvement companies are looking at eco-friendly roofing products that can be i
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