Hazards on roofing jobs take many forms. A momentary lapse in
attention, bad judgment or failure to properly set up a job site
can result in an injury or, worse, a fatality.
As with all roof system applications, during spray polyurethane
foam (SPF) roof system applications, workers should follow proper
safety precautions, such as using appropriate fall-protection
methods and guarding against burns and electric shocks. However,
SPF chemicals present an array of unique safety challenges.
Diisocyanates and polyol resins are two essential chemicals
found in SPF. Polyol resins can cause mild irritation to the skin
and eyes. When inhaled in high concentrations, these chemicals also
can induce labored breathing,...
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