ProteaBracket is the most versatile thru fastened metal roof attachment solution on the market, fitting most trapezoidal sheet profiles with and without intermediate insulation.

The S-5!® ProteaBracket features an adjustable attachment base and multiple solar module attachment options to accommodate varying widths and heights. There are no messy sealants to apply and no chance for leaks. ProteaBracket comes with factory-applied, adhesive rubber sealant to ensure quick installation and a weatherproof fit. ProteaBracket is the perfect match for our S-5-PVKIT and spares you the hassle of cold-bridging! For a solar attachment solution that is both economical and easy to use, choose ProteaBracket.*

*When ProteaBracket is used in conjunction with the S-5-PVKIT, an additional nut is required during installation.

CAD Drawings


Each ProteaBracket is a structural A2 stainless steel bimetal attachment bracket that is compatible with most common metal roofing materials. The ProteaBracket comes with a factory-applied EPDM adhesive rubber sealant on the base that ensures quick weather-proof installation. All four pre-punched holes must be used to achieve tested strength. Mounting hardware is furnished with the ProteaBracket.

Load Test Results

ProteaBracket Load Test Results




The Right Way™ to attach ProteaBracket to exposed fastened metal roofs:

Solar mounting  The Right Way, mounted with  S-5! PVKIT 2.0.

solar mounting with rails Bottom mount rail

solar mounting with uniracSide mount rail











The WRONG way to attach ProteaBracket to exposed fastened metal roofs:

solar mounting with side mount railSide mount rail with two L-Foot










Have Questions?

Visit our FAQs page to learn more about S-5! products.

S-5! 25-Year Manufacturer’s Limited Warranty

Metal Roof Innovations, Ltd (MRIL) warrants that all S-5! products manufactured by it and bearing its name to be free from defects in material and workmanship on the date of sale by an authorized MRIL distributor to the original purchaser. As purchaser’s sole remedy for breach of this warranty, MRIL will, for a period of twenty-five (25) years after the date of sale, repair or replace any part of the S-5! manufactured product which is defective. This warranty applies only when the S-5! product is properly installed, used and maintained. Read the full warranty.