Clears sewer and lateral lines. Our Main Line Cleaner is a non acid formulation intended to clear main sewer lines and interior lateral vertical lines of all obstructions. .ABOUT DURACABLE. Duracable Manufacturing Company manufactures top of the line drain cleaning machines, cable, blades and all of the equipment you need to handle any drain problem..K Granular Bacterial Drain Trap Cleaner. Organic debris can build up in household drains and traps, which may lead to slow drainings, bathroom sinks and tubs..Main Line Cleaner from Instant Power clears clogged main sewer, lateral and vertical lines by dissolving hair, grease, paper or other gunk..