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FatSac 500 lb Floor Ballast Bag

Walk across your boat deck without worry using the FatSac 500 floor ballast bladder, featuring heavy-duty Valmex PVC fabric and welded seams to add 500 pounds of low-profile center displacement.

  • Valmex PVC fabric allows foot traffic
  • Welded seams stop burst water leaks
  • Adds 500 pounds of ballast
  • Low-profile square fits center walkways
$167.91
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Category: Brand: SKU: FAT-500-FLOOR
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Boat owners struggling with uneven wave displacement can instantly correct their hull planing by placing the FatSac 500 lb Floor Ballast Bag directly along their center cabin walkways. FatSac precision-engineered this low-profile square bladder to sit completely flat underfoot without obstructing passenger movement inside the cockpit. Adding 500 lbs of dense water weight drives the middle hull deeper, anchoring your vessel firmly against choppy lake rollers. The forward displacement eliminates unwanted bow rise during rapid acceleration, keeping your wakeboarding transitions incredibly clean and long. The wake pocket swells significantly. Line speed stays fully sustained.

The industrial casing relies on a premium, river-rafting grade UV-stabilized Valmex polyvinyl fabric that completely shrugs off heavy scuffs and abrasive fiberglass rubbing. High-frequency welded seams are pressure taped by hand to handle intense internal hydraulic forces without tearing or losing structural shape. Wake captains looking to upgrade old portable plumbing lines cross-reference these inset ports with systems in our boat wakeboard package sets collection to secure leak-free connections. Two high-flow valve ports handle fast filling.

Center Floor Weight Balancing & Pro Wake Optimization

This 500 lbs floor sac serves as a critical tuning piece for balancing out heavy plug-and-play tanks hidden in rear engine lockers. Forcing the middle transom down lengthens the clean surf zone, letting riders stay deep inside the pocket without dropping the tow handle.

Our boat crew slapped this low-profile 500 lbs bag down the center walkway of an inboard vessel. Passengers walked all over it all afternoon and the Valmex skin sustained zero scuffs or pressure leaks. It completely cured our hard bow-rise issue, transforming a messy wash into a clean, tall wake with an ultra-crisp lip.

Why Choose FatSac 500 lb Floor Ballast Bag

Thin, unreinforced water bladders roll across the floor and split along the corners when the boat hits rough lake chop, flooding internal stringers with hundreds of gallons of water. FatSac prevents this structural disaster by wrapping your ballast in a heavy-duty, walkable Valmex shield, giving you a safe, portable wave-making tool that outlasts standard plastic bags.

Factory Warranty & Professional Care Guidelines

FatSac protects this Pro-X series sac with an official 1 Year Limited Manufacturer Warranty against material bonding defects. To keep the polyvinyl coating flexible and avoid internal mildew growth, drain the bladder completely and leave the vent plug caps open during winterization. Keep sharp hooks away.

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Free standard delivery to the United States, Canada and Australia.

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