GAF Metalastic Aluminum Straight Metal Flange (SMF) Expansion Joint Cover, 4 in. x 50 ft Roll

GAF Metalastic Aluminum Straight Metal Flange (SMF) Expansion Joint Cover, 4 in. x 50 ft Roll

Regular price $433.13

/
Shipping calculated at checkout.

Metalastic Aluminum SMF Expansion Joint Cover

Durable aluminum straight metal flange expansion joint cover designed for long, continuous runs to minimize leak-prone splices. Supplied in a 4 in. x 50 ft roll, it helps reduce installation time and costs for commercial roofing applications.


Key Features:

  • Continuous Lengths: Supplied in long runs to eliminate up to 90% of field splices that can leak
  • Leak-Resistant Design: Metalastic system helps prevent water intrusion and reduces call-backs
  • Cost Efficient: Can reduce installed costs by up to 8% versus traditional splice-heavy methods
  • Durable Construction: Aluminum straight metal flange built for commercial roofing environments
  • Convenient Roll Size: 4 in. width x 50 ft length for straightforward handling and installation

Specifications Table:

Specification Details
Product Name Metalastic Aluminum Straight Metal Flange (SMF) Expansion Joint Cover
Brand GAF
SKU 23418
Manufacturer Number EJSMF 4A 050
Product Number GAFSMF4A50
Style Commercial Flashings
Base Material Aluminum
Unit of Measure Roll (RL)
Dimensions 4 in x 50 ft
Item Weight 35 lb
Key Benefit Continuous lengths reduce field splices by up to 90% and installed costs by up to 8%

Frequently Asked Questions (FAQ):

Q: What are the dimensions of this roll?
A: This variant is 4 inches wide by 50 feet long.


Q: What material is the flange made from?
A: The straight metal flange is aluminum.


Q: How does this product help prevent leaks?
A: It is provided in continuous lengths, reducing the number of field splices—one of the most common leak points in expansion joint covers.


Q: Can it help reduce installation costs?
A: Yes, the Metalastic design can reduce installed costs by up to 8% compared to systems with numerous splices.


Q: Is there documentation available?
A: Yes—product brochures and SDS are available via the manufacturer resources linked in the web data.


Streamlined Protection With Architectural Poise

This expansion joint cover brings a clean, tailored silhouette to the roofline, marrying utility with refinement. I love the continuous-run concept—it feels seamless and intentional, reducing visual noise while elevating performance. Pair it with crisp metal edges and matte membranes to create a disciplined, modern profile. It’s a quiet luxury detail that safeguards your investment while keeping the aesthetic impeccably composed.


Choose Metalastic SMF to streamline installation, minimize leaks, and elevate your roof’s performance today.

*Third Party Trademarks

All third party trademarks, including logos and icons, referenced on our website and product pages remain the property of their respective owners. Unless specifically identified as such, Arbor's use of third party trademarks does not indicate any relationship, affiliation, sponsorship, or endorsement between Arbor Home and the owners of these trademarks. Any references by Arbor Home to third party trademarks are to identify the corresponding third party goods.

Why choose us

The Arbor Way

• Lowest Prices. Easy Online Shopping. Fast Delivery.

• No lines. No holds. No Hassles.

• America's Largest Inventory Network for All Home Improvement Supplies Nationwide.

• We deliver - town to town, door to door. 


Recently viewed

\