Mueller Trapezoidal Lock Panels should not be installed on a roof that is less than a 1/4:12 pitch. When this panel is installed on pitches less than 1/4:12, heavy rainfall may lead to water accumulation and possible leaks.
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Mueller Trapezoidal Lock (MTL) - Standing Seam
Mueller's Trapezoidal Lock is the ultimate in weather resistant roofing. With a 3" tall rib and 24" coverage, this is ideal for commercial buildingswith lower pitched roofs. MTL panel is available in 24 gauge Bright White or Galvalume Plus.
STANDING SEAM (MTL) BENEFITS:
- Up to a 30-Year Limited Paint Warranty
- A Wide Range of Designer Colors
- Hail Resistant - Underwriters Laboratories
- Class-4 Rating
- Fire Resistant
- Wind Resistant up to 140 mph
- 24 Gauge - Commercial Grade Steel
- Energy Efficient
- Greater Life Expectancy
- Outstanding Durability
- Possible Insurance Savings
Note: MTL Panel can exhibit oil canning, which is a waviness in the flat area of roofing panels. This is an aesthetic issue and not a reason for rejection. For more information about oil canning, click here.
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* Colors may vary by monitor settings. Please contact us to get the most accurate color representation. We will be glad to provide you with color samples.
** Galvalume Plus has no uniformity of appearance guarantee. Each individual sheet, even upon delivery, may have a different color, gloss, sheen, texture or spangled appearance. If uniformity of appearance is desired, a painted product is required.
Click here for information about our paint warranties.