Anti-Siphon Valve – 1/4″ NPT x 3/8″ Hose Barb L-7591
$9.99
PRODUCT HIGHLIGHTS
- One-way anti siphon valve prevents fuel theft and fuel spillage
- Made of corrosion resistant aluminum
- Meets U.S. Coast Guard regulations
- Thread: 1/4 inch NPT
- Hose: 3/8 inch inside diameter
Please visit here for product packaging samples and additional details.
Shipping & Delivery
Fast Shipping
Larand Marine Products operates from Florida, where we manufacture select components and assemble, inspect, package, and ship marine fuel system products. Maintaining inventory and assembly operations in-house allows us to offer fast turnaround times and responsive customer service.
- Most orders ship within one business day
- Same-day shipping available on many orders placed before noon ET
- Custom assembly options available
- Tracking information provided on all shipments
Refund & Return Policy
Returns
We want you to be satisfied with your purchase from Larand Marine Products.
If you receive an incorrect item due to our error or a product damaged during shipment, please contact us within 30 days of delivery. We will work quickly to replace the item or issue a full refund.
For all other returns, products must be:
- Returned within 30 days of delivery
- Unused and uninstalled
- In original packaging and resalable condition
- Accompanied by proof of purchase
A Return Merchandise Authorization (RMA) may be required prior to return.
Limited Warranty
Larand Marine Products warrants that its products will be free from defects in materials and workmanship under normal use and service for a period of one (1) year from the date of purchase.
If a product is determined by Larand Marine Products to be defective due to materials or workmanship during the warranty period, Larand Marine Products will, at its option, repair, replace, or refund the purchase price of the product.
Warranty Limitations
This warranty does not cover failures resulting from:
- Improper installation
- Misuse, abuse, or neglect
- Modification or alteration of the product
- Use with incompatible fuels or equipment
- Normal wear and tear
- Exposure to chemicals, solvents, or environmental conditions beyond intended use
- Damage caused by accidents, impact, fire, flooding, or other external causes
Disclaimer
Because installation methods, operating conditions, and equipment configurations are beyond our control, Larand Marine Products shall not be liable for incidental, indirect, special, or consequential damages, including but not limited to vessel damage, engine damage, towing expenses, loss of use, or lost profits.
Warranty Claims
To submit a warranty claim, contact Larand Marine Products with:
- Proof of purchase
- Product information
- Description of the issue
- Photos of the product, if requested
Products may be required to be returned for inspection before a warranty determination can be made.
Customer Satisfaction
We take pride in the quality of our products and stand behind what we sell. If you experience an issue with a Larand product, please contact us and we will work to provide a fair and timely resolution.
Why Choose Larand Marine Products?
For over 60 years, Larand Marine Products has specialized in marine fuel delivery systems engineered for reliability, durability, and long service life.
The components used in our fuel line assemblies—including EPA/CARB-compliant primer bulbs, marine-grade fuel hose, and OEM-quality fittings—are continually evaluated to ensure dependable performance in demanding marine environments. Every assembly is built to meet the rigorous requirements of today’s boaters, whether you’re fishing offshore, operating commercial equipment, or simply enjoying a day on the water.
Larand fuel line assemblies have been used in military marine applications where equipment reliability is essential. Our components are designed to withstand harsh operating conditions, including vibration, saltwater exposure, temperature extremes, and demanding field use.
Larand products are trusted by boat owners, marine professionals, government agencies, and commercial operators who depend on quality fuel delivery components to keep their equipment running safely and efficiently.
When you purchase a Larand fuel line assembly, you’re getting a product backed by decades of marine fuel system expertise, responsive customer support, and a commitment to quality that has defined our company since 1961.
Customization & Hard-to-find Items Available
We encourage you to take advantage of the added benefit of ongoing, personalized service, to provide solutions to your needs. We are the ONLY SUPPLIER online who offers customization of the fuel line assembly combinations. We are able to provide customization because we manufacture our own assemblies in the USA. Competitors just import assemblies already manufactured.
As a customer, you can be assured any questions or comments about our products will be directly handled by management in a friendly, professional and timely manner. When you call our service line you will get a live person or in the off chance we are away from the phones a live person will call you back.