Waterlox® UNIVERSAL Tung Oil Sealer

Our UNIVERSAL Tung Oil Sealer (UTOS) is a high solids base coat sealer made with Tung Oil. Use in conjunction with our H2OLOX®, ORIGINAL, MARINE and URETHANE finish products for wood floors, cabinets, countertops, furniture and woodworking projects. UTOS is a buffable coating that is low odor and low VOC.

UNIVERSAL Tung Oil Sealer

Product Sheens and Sizes

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Finish Required

UNIVERSAL Tung Oil Sealer is always a sealer.
 It should be top coated with one of our H2OLOX®, ORIGINAL, MARINE or URETHANE Finishes.


Where to Use

As a sealer underneath all Waterlox® finishes (except TRUETONE® Color-Infused Tung Oil Stains).

Learn more about product usage.

Design Features

A high solids base coat / sealer made with Tung Oil.

Do not use alone. A topcoat is required to fully waterproof.
Product Details
  • VOC compliant in all 50 states. Use as a sealer for H2OLOX®. Can replace our existing sealer products (ORIGINAL, MARINE and VOC Compliant).
  • Like all of our Tung Oil formulas, 90% of the resin portion of the formula is from renewable, natural resources.
  • Formulated as a base coat/sealer to be used in conjunction with our H2OLOX®, ORIGINAL, MARINE and URETHANE finish products. Together, they create a waterproof barrier while forming a protective film that is durable against common household use and foot traffic.
  • Non-toxic when dry and fully cured.
  • Handcrafted in small batches in Cleveland, Ohio by a 4th generation, family-owned company.
  • Available in gallon, quart, pint and 2 ounce sizes.
Product Uses & Tips
  • Use as a base coat on interior or exterior* wood surfaces including floors, windows, doors, cabinetry, woodwork, tables, furniture, bar tops, picture frames and various woodworking projects.
  • Provides exceptional adhesion to oily, dense, exotic woods like teak, rosewood and ipe.
  • One quart of sealer covers 600-800 square feet per coat. For more details, view our coverage guide. No thinning required.
  • Allow to dry overnight before applying finish coats. Poor ventilation, high humidity or cool temperatures may increase dry times.
  • Keep container closed when not in use.
* Product contains no mold or mildewcides. One can be added if used on exterior projects.

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