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PR-821 Duct Sealing Compound | ||||
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An expandable blocking compound used for plugging ducts in manholes or telecom entrance facilities. | ||||
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Features Clean, convenient packaging. Available in four gram kit sizes. Does not require the use of heat or flame. All components included in kit. Applications May be used to plug any telecom duct. Sizes 2 Ounce Kit. 6 Ounce Kit. 8 Ounce Kit. 20 Ounce Kit. | |||
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PR-821 Expandable Blocking Compound is free polyurethane that
expands eight times in volume to create a dense foam used to plug duct entering manholes or telecom
entrance facilities. |