Marathon Ex-Flow Vent Black HDPE is a high-density polyethylene vent recommended for BUR and modified bitumen applications. It is available in a one-way or two-way application. One way option is a special one-way nitrile rubber valve that prevents...

Out of stock
  • ShipAmount
  • $0.00
  • RevType
  • 2
  • Manufacturer
  • Marathon
  • Sku
  • BV1070
  • Identity
  • 39060387854

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