About Us

Heat Exchanger Seals LLC is located in the Willoughby Business Park in Stuart, Florida. We specialize only in Marine plate heat exchanger gaskets, plates, and seals.

Since we are one of the largest suppliers of marine heat exchanger gaskets in the USA, it allows us to get you and your vessel back on the water fast. Most orders will ship the same day as order is placed. We can ship any method of your choice.
We stock parts for Caterpillar, Cummins, MTU, Detroit Diesel, Volvo, Deutz, And MAN.

We currently supply many repair facilities, boat dealerships, engine dealers, private yachts, charter boats, work boats and ships, yacht builders, engineers, captains, and many more. Our parts have a proven track record and are in use worldwide.

Our heat exchanger gaskets, plates, and seals are of premium quality, at a fraction of the price of the dealership.

We offer FREE SHIPPING in the continental USA and we provide tracking information on every order. We ship worldwide and we'll gladly provide a shipping quote if you’re not in the continental USA. Our prices are a fraction of dealer prices.