Polyform A Series Buoy A-4 - 20.5" Diameter - Red Boat Mold and Mildew Stain Removers & Cleaners The heat and circulation prevents

The heat and circulation prevents stale air pockets which in turn prevents mold or mildew forming on the interior surface of the boat

resists oil

so you can focus on fishing instead of steering

The new SeaStar stainless steel adjustable o-ring fittings make for easier installation

Force 1993-date w/Mercury controls

Polyform A Series Buoy A-4 - 20.5" Diameter - Red Boat Mold and Mildew Stain Removers & Cleaners The heat and circulation preventsA Series Buoy A 4 20. 5" Diameter Red (Boat Size 50' 60') The A Series is the product that launched the Polyform story. This all purpose product, with the signature "blue ropehold" has proven itself in the most adverse conditions. Marking gear used in heavy seas is no easy task. That's why more fishermen use Polyform A Series than all other buoys combined. You name it, ocean, sea, or river, and the A Series has been there. Put your trust in Polyform's