Refractometer calibration solution is used to accurately calibrate your refractometer for testing natural sea water or synthetic sea water. Specifically manufactured for calibrating refractometers for use in testing natural or synthetic sea water. Clean refractometer prism slide with clean fresh w...

Although originally engineered for feeding the Goniopora genus, this product has been very well received in the hobby as an excellent food source for all filter feeding corals.The particle size of Reef-roids is around 150-200 microns. This is THE perfect size for Goniopora to feed on. When using Ree...

Maxxtow trailer and farm jacks are perfect for all your recreational, marine and farming applications. Heavy duty zinc plate or powder coat finish insures durability against the elements.

Ammonia Alert is an innovative color device for continuously detecting and monitoring toxic free ammonia. A sensor changes reversibly from Yellow to green to Blue, relative to the ammonia concentration. No test Kits, chemicals, or procedures are needed. The device detects less than 0.05 mg/L (ppm) f...

Boeshield T-9 was developed and licensed by global aerospace leader, The Boeing Company, to fill a need for high-performance, long-term metal protection and lubrication. T-9's rust preventative spray uses a unique formulation of solvent carrier and paraffin wax coating engineered to penetrate crevic...

3M Marine Adhesive Sealant Fast Cure 4200 bonds and seals fiberglass, gelcoat and wood. Ideal for rub-rails, stern-joints, deck and through-hull fittings, and access plates. Medium strength allows for disassembly.

J-B Weld MarineWeld Marine EpoxyJ-B MarineWeld is a specially formulated two-part epoxy cold weld system that provides for strong, lasting repairs for bonding different or similar surfaces, such as aluminum, metal, composites, fiberglass and others. MarineWeld sets in 4-6 hours at room temperature a...

The BLACK+DECKER BC2WBD 2 amp battery charger and maintainer lets you charge your batteries anywhere, whether outside in the elements or out on your boat, without having to worry about an accident. Charges 12 volt AGM, GEL and WET batteries in RVs, specialty vehicles, antique and classic cars, marin...

Step up your vehicles audio performance with Polk Audio's revolutionary db521's. Cutting edge technology has allowed for an efficient speaker that has ability to accurately reproduce music like you have never heard before. A precise balance of materials including the Silk/Polymer Dome tweeter and Mi...

Crest the waves while enjoying your music with the BOSS Audio MGR350B Weatherproof Gauge Mech-Less Digital Media Player. Turn on the Weather Band/AM/FM radio, hook up your smartphone or MP3 player through the Auxiliary input or plug into the USB port to charge or play USB-connected devices. Bluetoot...

Combine the power and leverage of a 42-inch long paddle with the convenience of compact storage. Durable plastic and corrosion-resistant aluminum construction. Attwood develops high value, engineered marine products to make life on the water easier to enjoy. Made to meet the demands of boat builders...