RD-14(Aluminum, Copper or Stainless Steel) Retrofit Roof Drain with optional T-7 Flow Control Accessory, T-5 Sediment Collar, and T-12 Stainless Steel Ballast Guard (illustrated) Recommended Use: For flat roofs in existing construction employing conventional roof or inverted roof and new hock-up e.g. new installation in low spots subject to panding water.
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