Month: November 2010

Structural Collapse in Shanghai July 2009

Shanghai Collapse 01
Shanghai Collapse 02

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Stranger than Fiction

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Ventilation

 A less expensive but funtional whole house ventilator:

A less expensive but funtional whole house ventilator             

The latest in lighted ventilators:

The latest in lighted ventilators     

Supply and return air efficiency

HVAC                        

New ceiling fan connection:

new ceiling fan connection

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Dragster Backhoe

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Modern Concrete Pump

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Skilled Worker

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Synchronized Shoveling

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