Solar PVSolar Hot Water
Composition ShingleSpanish tileMetalFlat tileWood shakeFlat (torch-down)Single-ply membraneFoamTar and gravelOtherI do not know
1-5 years5-10 years10-15 years15-20 years20+ yearsI do not know
Who is your utility provider?
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What is your ownership preference?
City and County of Denver
State of Colorado
Fed. Gov. employees in CO