Flat Hem Corner – 3″ x 3/8″

Cheney Flashing’s flat-hemmed corners are factory pre-formed and utilized to connect in straight length flashings via a smooth lapped edge.  Utilizing a rigid stainless corner and end dam system is the standard for the best moisture penetration control.
Stainless Steel Specifications and Feature
  • Standard fabricated utilizing type 304 stainless steel.
  • Standard metal thickness is 26ga (.018″).
  • All joints are spot-welded and soldered, water-tight, utilizing a 50% tin / 50% zinc solder.
  • Cheney-supplied stainless steel meets all Federal specifications – ASTM A240/A240M, ASTM A666, and ASTM A480/A480M.
  • Cheney-supplied stainless steel originates from mills located in the Eastern United States.
  • 300 series stainless steel generally includes 75% – 85% post-consumer recycled content and is 100% recyclable with no loss of quality.
  • Cheney Flashing’s corners are fabricated out of its Beltsville, MD and Houston, TX facilities.


12″ x 12″ x 3″ deep

Alloy Availability

  • Type 304 Stainless Steel
  • Type 316 Stainless Steel
  • Bare Copper
  • Freedom Gray Copper
  • Lead Coated Copper
  • Kynar Painted Aluminum (not recommended if interacting with mortar)
  • Mill Finish Aluminum (not recommended if interacting with mortar)
  • Galvanized (not recommended if interacting with mortar)