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A plumbing drawing

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Plumbing drawing

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A recycle water drawing

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A saving water drawing

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A water pollution drawing

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A recycling water drawing

3D

Wireless internet and house icon drawing

Vector

A library drawing

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A police office drawing

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A hospital drawing

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A monument drawing

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A hotel drawing

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A construction site drawing

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A cottage drawing

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A town drawing

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A lake drawing

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A home drawing

Vector

Archicad drawing

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Cedreo drawing

Vector

Cedreo drawing

Vector

A factory drawing

Vector

A monument drawing

Vector

A solar panel drawing

Vector

A school drawing

Vector

A house drawing

Vector

A green roof drawing

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A voice drawing

Vector

Global warming drawing

Vector

A hydro power drawing

Vector

A skylight drawing

Vector

A car check point drawing

Vector

A green house drawing

Vector

A solar panel drawing

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A bus drawing

Vector

A deer drawing

Vector

A collecting rainwater drawing

Vector

A technician drawing

Vector

A saving planet drawing

Vector

A carbon dioxide drawing

Vector

An energy saving drawing