Just push a switch to dump your RV's black and gray water tank. Barker's Auto-Drain mounts directly to a 3" or 1.5" conventional waste valve and requires no adjustments or difficult clamps to install.

• Clean, easy, and automatic
• Easy, manual operation in case of battery failure or valve problems

• No additional plumbing fittings to install – none to remove
• Constructed of corrosion-resistant steel, aluminum, and plastic
• Holding tanks should be emptied before installation, this is highly recommended
• Fits Valterra and Bristol 3" and 1.5" waste valves (not included)
• Open or close cycle in less than 4 seconds (3” model)
  
• Each Auto-Drain comes complete with a mounting bracket, rocker arm switch, switch box with light (indicates open or closed valve), complete installation and operating instructions

Contact Sales to order your Auto-Drains today!

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Auto Drain Owner's Manual
File Size:	465 kb
File Type:	pdf

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Auto Drain Brochure
File Size:	516 kb
File Type:	pdf

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Auto Drain Parts List - 1.5 inch Model
File Size:	169 kb
File Type:	jpg

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Auto Drain Parts List - 3.0 inch Model
File Size:	150 kb
File Type:	jpg

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