4" One-way Insulated Breather

Platinum Control Flow Restrictor

  • SKU: P-10181
  • BOX QTY: 20


  • Platinum Flow Controls are used to control roof water drainage, if necessary, when storm water flow rates are restricted by municipal regulation
  • 5" I.D. to aluminum wall with .8" insulation thickness
  • Platinum Flow Controls are made of .07" heavy duty spun aluminum
  • Drainage flutes are located on both sides and a 4" diameter top opening when head of water exceeds 4.41" flow control height
  • Side drainage flutes designed to restrict water flow and comply to municipal regulations
  • Simple and easy to install
  • Fits all styles and sizes of Platinum Copper and Aluminum drains

Dimensions - click to enlarge:

What our Customers have to say

"Flow controls limit excessive roof water drain off during heavy downpours and these Platinum brand flow controls are well designed and effective.they are a premium."

Dave Skinner, Tri-Tech Weatherproofing Services

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