Best in 7 days
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- USA
- CAN
- USA
- CAN
Ships within 48 hours · Estimated delivery Jun 29 - Jul 4
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For Your Every Summer RSVP, with Code: SUMMER15
Description
Forespar MF 840 Vented Loop - 1-1/2" [903000]MF 840 Vented Loop 1 1 2" 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
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
- If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
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4.6 ★★★★★
Based on 895 reviews
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Product Reviews
★★★★★ 5
Great fit
Fit perfectly.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on February 9, 2026
★★★★★ 5
Great filter
Works fine didnt have to pay for the shop to put it in so great savings.
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Reviewed in the United States on March 30, 2026
★★★★★ 5
DIY, super easy to replace.
Fit 2018 crv. I like to change out my air filters before taking my car to the dealership for an oil change. Saves a ton of money to DIY. Easy to do perfect fit.
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Reviewed in the United States on May 30, 2026
★★★★★ 5
Ok
Ok
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Reviewed in the United States on May 3, 2026
★★★★★ 5
make sure you get the right one for your model and engine
Fit was perfect
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Reviewed in the United States on January 31, 2026
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