4 Solar Panel Mounting kit with 300mm Micro channels

Description     Mounting kit Package includes following products: 1. Micro channel 30x35mmx300mm x 10 nos 2.Spring nut x 10 nos 3.35mm end clamps x 4 nos 4. Middle clamps x 6 nos 5.Allen bolt 80MM x 10 nos   300MM micro channels are suitable for the ridged roof as shown in the picture. Steps for TIN roof solar panel mounting.   Step 1: Fix the micro channels on the TIN roof with self-threading screws or bolt-nuts. One micro channel for each corner panel, total 4 nos. 8 nos Middle micro channel host the 3 nos middle panels   Micro channel 30x35mm x 4 no’s for the 2 corner panels Micro channel 30x35mm 6 no’s for the 2 middle panels Step 2: Insert the Spring nut in to the groove of the micro channel. Spring nut x 10 nos Step 3: Fit the 6 middle clamps for the center micro channel spring nuts around the middle solar panel frame on all sides. Step 4: Fit the end clamps for outer end of the panel fastening to the panel frame. 35mm x 4 nos Step 5: Fasten the Allen bot to the Spring nut on middle clamps and end clamps. Allen bolt 30MM x 10 nos   When to choose 300MM instead of 150MM micro channels?   Video for fitting the panels on TIN roof: https://www.youtube.com/watch?v=bnCAv-HgsPs