Marathon's Aluminum Fast Flow Drain is a heavy gauge aluminum drain that features a 2-inch wide band of high-density expanding foam tape with asphalt for water backup prevention. This roof drain can be utilized as a retrofit or direct connect drain....
Marathon's Aluminum Fast Flow Drain is a heavy gauge aluminum drain that features a 2-inch wide band of high-density expanding foam tape with asphalt for water backup prevention. This roof drain can be utilized as a retrofit or direct connect drain....