
CompleteFlash® Preformed Corner Boots & End Dams
14″ high inside/outside preformed corner boots for masonry cavity walls that extend above the standard flashing height and make it easy to create a consistently high quality corner every time.
Home > Products > Masonry > Flashing & Accessories > MortarFlash® Copper Flashing

MortarFlash® Copper flashing is a high-performance flashing designed for durability and ease of installation. It consists of a flexible 3oz., 5oz., or 7oz. sheet of Copper with a polymer fabric laminated to both sides, delivering best-in-class puncture and tear resistance. This product is engineered to withstand harsh environmental conditions, making it ideal for demanding construction applications.

14″ high inside/outside preformed corner boots for masonry cavity walls that extend above the standard flashing height and make it easy to create a consistently high quality corner every time.

Now offering type 304 stainless steel and aluminum termination bar in 8′ lengths. They are also available in the T1 and T2 profile to fit your project needs. We always recommend termination bar to mechanically fasten the flashing.

Mortar Net’s drip edge’s are available in stainless steel, cold-rolled copper, and four colors of Kynar-coated galvanized steel. All come with a 3/8” hemmed edge to create clean-looking edges during installation. Combine with our metal corner drip edges to complete the installation.

Mortar Net Solutions offers metal drip edge corners that match the profile of our drip edge to help maintain the functionality of the flashing installation while creating a clean-looking corner every time.

BTL-1 is a synthetic rubber sealant that is ideal for most construction applications. It produces high-performance joints with both high strength and elasticity.
| THICKNESS | ROLL HEIGHT | ROLL LENGTH | ROLLS/BOX | SF/BOX | BOXES/PALLET |
| 3 oz. | 12″ | 60′ | 2 | 120 | 50 |
| 18″ | 2 | 180 | 30 | ||
| 24″ | 1 | 120 | 30 | ||
| 36″ | 1 | 180 | 30 | ||
| 5 oz. | 12″ | 2 | 120 | 50 | |
| 18″ | 2 | 180 | 30 | ||
| 24″ | 1 | 120 | 30 | ||
| 36″ | 1 | 180 | 30 | ||
| 7 oz. | 12″ | 2 | 120 | 50 | |
| 18″ | 2 | 180 | 30 | ||
| 24″ | 1 | 120 | 30 | ||
| 36″ | 1 | 180 | 30 |

When RestoreWorks faced persistent window leaks at Porter County’s 911 Call Center, they turned to Keene’s TotalFlash® system for a faster, more reliable solution. With pre-assembled panels and expert support, crews cut flashing time nearly in half—saving labor, reducing complexity, and delivering long-term protection with ease.

The ReVISION House Scottsdale project used Driwall™ LathNet to simplify stucco wall installation while boosting drainage, ventilation, and durability. This two-in-one solution enhances energy efficiency, prevents moisture buildup, and supports the home’s sustainable, high-performance design in a challenging remodel.