Hart & Cooley 4RS

Hart & Cooley RS Round Storm Collar, 4 Inch, G-90 Steel, For Use with Type B Gas Vent Systems, 0.018 Inch T


Manufacturer part number:



Hart & Cooley


Hart & Cooley RS Storm Collar, Round, 4 Inch, 4-1/2 Inch ID x 7-5/8 Inch OD Diameter, 1-1/2 Inch Depth, 0.018 Inch Thickness, 550 deg F, G-90 Steel, Galvanized, For Use With: Type B Gas Vent Systems
  • Inner and outer pipe curled together as an integral unit
  • Unique locking band provides 360 deg turning radius of the pipe and fittings
  • Galvanized outer pipe and aluminum inner pipe providing protection against corrosion and external damage

Standard/Approvals: UL Listed

Application: HVAC

Products specifications
Attribute nameAttribute value
Depth1-1/2 Inch
Diameter4-1/2 Inch ID x 7-5/8 Inch OD
ManufacturerHart & Cooley
MaterialG-90 Steel
Suitable For Use WithType B Gas Vent Systems
Temperature Rating550 deg F
Thickness0.018 Inch
Vent/Duct Size4 Inch