A: Hi, The smallest H channel we offer is 6mm, linked below. https://www.homedepot.com/p/Thermoclear-2-in-x-96-in-x-1-4-in-6mm-Polycarbonate-Multi-Wall-H-Channel-PCTWH-6MM/205202532
A: This is made to fit other Utilite panels. Please see the specification guide linked below for exact measurements. https://images.thdstatic.com/catalog/pdfImages/99/99d59c53-0ed4-4176-942a-1d18438c70c7.pdf
A: Hello, please contact Home Depot's Special Orders Program for more information. Thank you.
A: Hello, please see the Specifications and Installation Guides under the Info & Guides for this product. Thank you!
A: 0.60 Just in case that link does not open for you either.