Blu Thru Boat Engine Salt Flush Tablets

Made at our Chesterfield headquarters, Blu Thru is a fast and efficient boat engine salt flush system that enhances cooling performance while protecting your equipment. Its advanced formula removes built-up salt, reduces corrosion, and safeguards internal components, including seals, gaskets, and water pumps. Perfect for inboards, outboards, and jet skis, Blu Thru also acts as a no-scrub cleaning and inhibitor solution for a wide range of marine gear.

"Bought Blu Thru from Boatworld to get salt out of my outboard when taking it in the sea – kit comes with everything you need... tablets and hose attachment… not a bad price either!" – Vincent.

"Been using them on my skis for a few years now – wish I’d known about them years ago!" – John B.

Each 80-tablet bottle offers exceptional value, producing up to 10 gallons of cleaning solution. Non-toxic, biodegradable, and detergent-free, these tablets conserve water and time, completing a flush in under five minutes. Lightweight and spill-proof, they’re ideal for storage and travel in any climate. Choose Blu Thru for unmatched protection, convenience, and eco-friendly care for your boat and equipment.

Recommended Tablet Usage For Engine Flush & Boat Wash
PWC	4 Tablets
All Inboard Engines	8 Tablets
Outboard Engines 1-50hp	4 Tablets
Outboard Engines 51-150hp	6 Tablets
Outboard Engines 151hp+	8 Tablets
Boat/PWC/Equipment Wash	2 Tablets

Please note: Tablets Only (mixer unit not required) for inboard engines as the tablets can be simply dropped into the sea strainer.