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Mason Knowles

Mason Knowles's Posts

Troubleshooting Spray-Foam Insulation Troubleshooting Spray-Foam Insulation

A lot can go wrong with a two-part plastic insulation that is essentially manufactured on the job site as it’s being applied. Here’s what to look out for. Read more

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Troubleshooting Spray-Foam Insulation Troubleshooting Spray-Foam Insulation

A lot can go wrong with a two-part plastic insulation that is essentially manufactured on the job site as it’s being applied. Here’s what to look out for. Read more

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How Safe is Spray-Foam Insulation?

Q: I've heard that polyurethane spray-foam insulation may contain penta-BDE, a chemical that is called a "toxic flame retardant" by the EPA and has been banned in some states. How much of a risk does this chemical cause for the installer and the homeowner, and are there alternatives? Read more

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