Products / MLK Panel

The MLK (Mueller Lock) Panel is a mechanically field-seamed standing seam steel roof panel attached with concealed clips, for commercial steel buildings and residential metal roofs. It has 16 in coverage, a 2 in rib height and a 1/2:12 minimum slope, is made in 24 gauge with striations in Galvalume Plus, Signature 200, Signature 300 and Signature 300 Metallic coatings, and installs over open framing or a solid substructure. Mueller lists a 40-year limited Galvalume warranty, and Signature 200 paint carries 45-year film integrity and 30-year chalk and fade terms (Polar White excepted); Signature 300 carries 45-year film integrity and 35-year chalk and fade terms, with Copper Metallic and Silver Metallic excepted.