1. Products
  2. Shielded Couplings
  3. Proflex Couplings
  • SUPERIOR SHEAR FORCE RESISTANCE : The stainless steel shield and clamp design help resist heavy shear forces, ensuring a rigid, long-lasting connection that withstands shifting, vibration, and pressure changes.

  • VERSATILE COMPATIBILITY : A transition coupling that provide seamless, reliable connections across a spectrum of sizes and materials.

  • CODE COMPLIANT & EASY TO INSTALL : Complies with ASTM C1460, ASTM C564, and CSA B602. Installs quickly with a screwdriver, nut driver, or torque wrench—no special tools required. Designed for non-pressure, gravity flow applications.

PRODUCT DESCRIPTION

Fernco Proflex Shielded Pipe Couplings are engineered for dependable above-ground pipe transitions. Featuring a flexible neoprene sleeve and a durable stainless steel shield, this coupling delivers a secure, leak-resistant seal that absorbs vibration and resists shear forces. Whether you’re performing a repair or adapting between materials, the Proflex coupling ensures a code-compliant, professional-grade connection that installs quickly with standard tools. Manufactured in the USA, Proflex couplings are trusted by professionals for their quality, reliability, and performance across residential and commercial plumbing applications.

proflex_feature_1.png

Specifications

  • Gasket Material: Synthetic Rubber
  • Clamp:
    • Band = 301 stainless steel .025 x .500 x length
    • Housing = 301 stainless steel
    • Screw = 305 stainless steel 5/16" Hex - No Slot
  • Shield: 301 stainless steel .012 x 2.125 x length
  • Eyelet: 305 stainless steel
  • Installation Torque: 60" lbs.
  • Maximum test pressure: 4.3 PSI (29.6KPA)
  • Maximum operating temperature: 180° F
  • Codes & Standards: Conforms to the requirement of ASTM C1460, ASTM C564 and CSA B602

Proflex Part Numbers

3000 Series - Cast Iron to Plastic, Steel or Extra-Heavy Cast Iron

Part No. Pipe Size and Material (A) Pipe Size and Material (B) Mission Equivalent
3000-1501.5" Cast Iron, Plastic or Steel1.5" Cast Iron, Plastic or SteelCP-150
3000-2152" Cast Iron, Plastic, Steel or Extra-Heavy Cast Iron1.5" Cast Iron, Plastic or SteelCP-215
3000-222" Cast Iron, Plastic, Steel or Extra-Heavy Cast Iron2" Cast Iron, Plastic, Steel or Extra-Heavy Cast IronCP-200
3000-333" Cast Iron3" Plastic, Steel or Extra-Heavy Cast IronCP-33
3000-434" Cast Iron3" Plastic, Steel or Extra-Heavy Cast IronCP-43
3000-444" Cast Iron4" Plastic, Steel or Extra-Heavy Cast IronCP-44
3000-555" Cast Iron5" Plastic, Steel or Extra-Heavy Cast IronCP-55
3000-666" Cast Iron6" Plastic, Steel or Extra-Heavy Cast IronCP-66
3000-888" Cast Iron8" Plastic, Steel or Extra-Heavy Cast IronCP-88

3001 Series - Cast Iron to Copper

Part No. Pipe Size and Material (A) Pipe Size and Material (B) Mission Equivalent
3001-1101.5" Cast Iron, Plastic or Steel1" Copper or 3/4" PlasticCK-110
3001-11251.5" Cast Iron, Plastic or Steel1.25" Copper or 1" PlasticCK-1125
3001-1501.5" Cast Iron, Plastic or Steel1.5" Copper or 1.25" PlasticCK-115
3001-21252" Cast Iron, Plastic or Steel1.25" Copper or 1" PlasticCK-2125
3001-2152" Cast Iron, Plastic or Steel1.5" Copper or 1.25" PlasticCK-215
3001-222" Cast Iron, Plastic or Steel2" CopperCK-22
3001-3153" Cast Iron1.5" Copper or 1.25" PlasticCK-315
3001-323" Cast Iron2" CopperCK-32
3001-333" Cast Iron3" CopperCK-33
3001-434" Cast Iron3" CopperCK-43
3001-444" Cast Iron4" CopperCK-44

3002 Series - Cast Iron, Plastic or Steel to Tubular

Part No. Pipe Size and Material (A) Pipe Size and Material (B) Mission Equivalent
3002-1501.5" Cast Iron, Plastic or Steel1.5" TubularT-150
3002-1551.5" Tubular1.5" TubularT-215
3002-2152" Cast Iron, Plastic or Steel1.5" TubularBWT-150

3003 Series - Copper to Copper

Part No. Pipe Size and Material (A) Pipe Size and Material (B) Mission Equivalent
3003-1501.5" Copper1.5" Copper or 1.25" PlasticK-150
3003-2152" Copper1.5" Copper or 1.25" PlasticK-200
3003-222" Copper2" CopperK-215
3003-333" Copper3" CopperK-300

3004 Series - Cast Iron to Cast Iron, Plastic or Steel

Part No. Pipe Size and Material (A) Pipe Size and Material (B) Mission Equivalent
3004-3203" Cast Iron2" Cast Iron, Plastic or SteelC-320
3004-4204" Cast Iron2" Cast Iron, Plastic or SteelC-420
3004-4304" Cast Iron3" Cast IronC-430
3004-5405" Cast Iron4" Cast IronC-540

3005 Series - Plastic, Steel or Extra-Heavy Cast Iron to Plastic, Steel or Extra-Heavy Cast Iron

Part No. Pipe Size and Material (A) Pipe Size and Material (B) Mission Equivalent
3005-333" Plastic, Steel or Extra-Heavy Cast Iron3" Plastic, Steel or Extra-Heavy Cast IronP-300
3005-434" Plastic, Steel or Extra-Heavy Cast Iron3" Plastic, Steel or Extra-Heavy Cast IronP-430
3005-444" Plastic, Steel or Extra-Heavy Cast Iron4" Plastic, Steel or Extra-Heavy Cast IronP-400
3005-666" Plastic, Steel or Extra-Heavy Cast Iron6" Plastic, Steel or Extra-Heavy Cast IronP-600

3006 Series - Copper to Cast Iron, Plastic or Steel

Part No. Pipe Size and Material (A) Pipe Size and Material (B) Mission Equivalent
3006-2152" Copper1.5" Cast Iron, Plastic or SteelKC-215
3006-323" Copper2" Cast Iron, Plastic or SteelKC-32
3006-434" Copper3" Cast IronKC-43

3007 Series - Plastic, Steel or Extra Heavy Cast Iron to Copper

Part No. Pipe Size and Material (A) Pipe Size and Material (B) Mission Equivalent
3007-323" Plastic, Steel or Extra-Heavy Cast Iron2" CopperPK-32
3007-333" Plastic, Steel or Extra-Heavy Cast Iron3" CopperPK-33
3007-434" Plastic, Steel or Extra-Heavy Cast Iron3" CopperPK-43
3007-444" Plastic, Steel or Extra-Heavy Cast Iron4" CopperPK-44

3008 Series - Plastic, Steel or Extra-Heavy Cast Iron to Cast Iron, Plastic or Steel

Part No. Pipe Size and Material (A) Pipe Size and Material (B) Mission Equivalent
3008-323" Plastic, Steel or Extra-Heavy Cast Iron2" Cast Iron, Plastic or SteelPC-32

3009 Series - Thinwall Plastic to Sch. 40 Plastic

Part No. Pipe Size and Material (A) Pipe Size and Material (B) Mission Equivalent
3009-333" Thinwall Plastic3" Sch. 40 PlasticTWP-33
3009-444" Thinwall Plastic4" Sch. 40 PlasticTWP-44

3010 Series - Copper to Tubular

Part No. Pipe Size and Material (A) Pipe Size and Material (B) Mission Equivalent
3010-1501.5" Copper1.5" TubularKT-150
3010-2152" Copper1.5" TubularKT-215