Forespar MF 842 Vented Loop - 3/4"
Forespar MF 842 Vented Loop - 3/4"
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Forespar

Forespar MF 842 Vented Loop - 3/4"

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Key item features

  • MF 842 Vented Loop - 3/4"Installing one of our vented loops will ensure that fluids will not siphon from tank to tank. Vented loops are commonly used in the marine toilet system and engine cooling system. The simple valve system incorporated in the top of the loop allows air to enter the line when not in use, yet effectively seals as water or other fluid passes through. Molded in Marelon, neither vent nor loop will corrode. The duckbill one way valve is designed to seal properly if particulate matter is present in fluids. Specifications:
  • Barb Size: 3/4" (19.05mm)
  • Height: 4-1/2" (114.3mm)
  • Width: 3-3/4"" (95.25mm) Specifications:
  • Type: Vented Loops
  • Box Dimensions: 2"H x 4"W x 5"L WT: 0.1 lbs
  • UPC: 028026148728

Specs

Pipe fitting & coupler type, Vented LoopMaterial, metalSize, 3/4''Brand, ForesparWeight, 0.1 lbColor, Multicolor

About this item

Product details

Will ensure that fluids will not siphon from tank to tank. Commonly used in marine toilet and engine cooling systems. The valve system incorporated in the top of the loop allows air to enter the line when not in use, yet seals as water or other fluid passes through. Molded in glass-reinforced Marelon®, neither vent or loop will corrode. The duckbill one way valve is designed to seal properly if particulate matter is present in fluids.

Model: MF842
Hose: 3/4" Barb
Size: 3-3/4" W x 4-1/2" H
  • MF 842 Vented Loop - 3/4"Installing one of our vented loops will ensure that fluids will not siphon from tank to tank. Vented loops are commonly used in the marine toilet system and engine cooling system. The simple valve system incorporated in the top of the loop allows air to enter the line when not in use, yet effectively seals as water or other fluid passes through. Molded in Marelon, neither vent nor loop will corrode. The duckbill one way valve is designed to seal properly if particulate matter is present in fluids. Specifications:
  • Barb Size: 3/4" (19.05mm)
  • Height: 4-1/2" (114.3mm)
  • Width: 3-3/4"" (95.25mm) Specifications:
  • Type: Vented Loops
  • Box Dimensions: 2"H x 4"W x 5"L WT: 0.1 lbs
  • UPC: 028026148728
info:
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Specifications

Pipe fitting & coupler type

Vented Loop

Material

metal

Size

3/4''

Brand

Forespar

Warranty

Warranty information

All products come with a 90 Day, or longer, manufacturer warranty

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Showing 1-1 of 1 review

Sep 5, 2025
Reviewer name: anonymous
Sold and shipped byBoating Store
1 out of 5 stars
1 out of 5 stars review

Verified Purchase

incorrect item

ordered twice. First I thought they shipped wrong item. Second, they shipped different item again. This is not what you would buy, if placed order. Beware

Helpful?5CK7SEYNY4TM32925142
Current price is $29.83
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