CAN/CGSB-51.39-92

1.1 This standard provides procedures to installers of spray-applied rigid polyurethane cellular plastic thermal insulation in building construction. The insulation is intended to be sprayed only into open cavities or onto surfaces at the construction site. After the insulation application, the cavities or surfaces can be enclosed. 1.2 The procedures include selection of chemical components, application, quality control and documentation of the application, limitations for the application and recommendations for safety and for disposal of associated waste material and packaging.