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Mechanically Seamed Metal Roof

IMETCO's TwinLok system offers an economical metal roofing option.

TwinLok Design Characteristics

Available with 1½-inch or 2-inch seam
Mechanically double-locked interlocking seam
Designed for use on slopes of 2:12 and above (with a solid deck and underlayment)
Heavy concealed clips allow thermal movement
Factory-applied hot-melt seam sealant
Center of panels can be striated or flat
Available widths for TwinLok 1.5: 11" and 17"
Available widths for TwinLok 2.0: 12", 16" and 18"

Materials Availability

22 and 24 gauge steel
.032 and .040 aluminum
Copper
Zinc

Warranties*

20-year finish warranty for Kynar® coating
Materials and workmanship warranty
Weathertight warranty on qualifying applications
Sample warranties available upon request

Testing

UL-580 Class 90 windstorm rating
ASTM E-283 air infiltration
ASTM E-331 water penetration
ASTM E-1592 uniform static air pressure

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