Top Best Outdoor Spar Varnishes – Review And Buying Guide

Have you ever wondered what is the best outdoor spar varnishes? Well, I did, so I went on a hunt to find out. It turns out that it was relatively hard to do because there are many aspects to consider. Besides, everyone has different needs and preferences. However, after careful research, I was able to create my personal list of the top outdoor spar varnishes right now, which I'm going to share with you today.

Finding the best outdoor spar varnishes for your budget if you're looking for some help keeping yourself in shape or need guidance on where to start. This review gives you an overview of your options. There is a lot of outdoor spar varnishes on the market; which one should you buy? I've reviewed and rated 10 of the most popular products in this article.

10 outdoor spar varnishes: Editor Chooice

Our 10 outdoor spar varnishes Review:

Bestseller No. 1
TotalBoat Gleam Marine Spar Varnish, Gloss and Satin Polyurethane Finish for Wood, Boats and Outdoor Furniture (Satin Low-Sheen Quart)
  • CLASSIC MARINE VARNISH contains premium tung oil, phenolic resins and UV blockers for a beautiful transparent amber finish on all types of interior and exterior wood on boats, strip canoes, kayaks, outdoor wooden bar tops, garage doors, furniture and more
  • DURABLE URETHANE SPAR VARNISH with maximum UV resistance; it remains flexible after curing, and won't peel or crack when the wood expands and contracts with seasonal humidity and temperature changes
  • EASY TO APPLY BY BRUSHING, ROLLING OR SPRAYING: For a high gloss finish, apply 4-6 coats of Gleam Gloss; for a sleek satin finish, build with coats of Gleam Gloss varnish and use Gleam Satin for the final coats; Application Temp: 45-105F, 0-85% RH
  • SELF-LEVELING FINISH DRIES FAST: Recoat in 1 hr. @ 72°F; apply up to 3 coats in 1 day; if desired, thin 5-10% with TotalBoat Special Brushing Thinner 100 (brush/roller application) or 10-20% with TotalBoat Spray Thinner 101 (spray application)
  • AVAILABLE IN GLOSS OR SATIN (low-sheen), in Pint, Quart and Gallon sizes; Coverage: 360-400 sq ft/gallon; Thinner: TotalBoat Special Brushing Thinner 100 (brushing/rolling); TotalBoat Spray Thinner 101 (spraying)
SaleBestseller No. 2
Minwax Helmsman Water Based Spar Urethane, Quart, Gloss
  • PROTECTIVE CLEAR FINISH – Minwax Helmsman Water Based Spar Urethane is a crystal clear wood finish that is specially formulated to protect against nature’s toughest conditions.
  • EFFECTIVE YEAR ROUND – This wood varnish forms a protective barrier against rain and moisture to protect your projects and keep them looking their best. Special oils allow the finish to expand & contract with the wood as seasons and temperatures change.
  • VERSATILE – Ideal for use on doors, windows, trim, bathroom cabinets, bar tops, kitchen countertops, outdoor furniture and more. It’s a versatile water-based spar urethane that dries quickly and cleans up easily with warm water.
  • GLOSS FINISH – Give your wood projects a sleek finish with this gloss clear varnish. It not only protects the natural beauty of the wood, but offers a shiny, sleek sheen for a modern look. It’s ideal for use over light colored woods and stains.
  • A BRAND YOU CAN TRUST – Minwax is America’s leading brand of wood finishing and wood care products. Since 1904, we have been inspiring consumers to Keep on Finishing. We offer consumers a complete line of products to meet every wood finishing need.
Bestseller No. 3
TotalBoat Lust Marine Varnish, High Gloss and Matte Finish for Wood, Boats, Outdoor Furniture (Matte, Quart)
  • MARINE GRADE VARNISH imparts a rich, clear amber tone that enhances wood grain; creates a durable, uv resistant, waterproof finish that won't fade; ideal for interior and exterior wood, brightwork on boats & outdoor furniture
  • CLASSIC SPAR VARNISH WITH A MODERN TWIST: High-build, fast-drying formula allows rapid recoating, multiple coats per day and no sanding between coats; sand lightly before the final coat - be done in a little over 1 day
  • FLEXIBLE COATING WON'T CRACK OR PEEL: Premium, oil-based marine polyurethane finish is not damaged when wood expands and contracts with changes in temperature; perfect for all types of wood
  • EASY TO APPLY by brushing, rolling or spraying; For a high gloss varnish finish apply 6-8 coats of Lust Gloss; for a smooth satin finish, build with coats of Lust gloss varnish; use Lust Matte for the finish coats
  • AVAILABLE IN HIGH GLOSS OR MATTE FINISH in Pint, Quart and Gallon sizes; Thinner: TotalBoat Special Brushing Thinner 100 (brushing/rolling) or TotalBoat Spray Thinner 101 (spraying); Coverage: 360-400 sq. ft./gallon
SaleBestseller No. 4
Man O' War Spar Varnish, Gloss, Quart
  • Superior outdoor finish
  • Extra protection from sun & weather
  • Ideal for entry ways, garage doors & sills
  • Approx. coverage: 300-500 sq.ft. per gallon
  • VOC formula
Bestseller No. 5
Rust-Oleum Varathane 242180H 1-Quart Classic Clear Oil Based Outdoor Spar 275 Voc Urethane, Gloss Finish
  • Apply to outdoor wood projects
  • Expands and contracts with weather conditions
  • Protects outdoor wood from the elements
  • Easy application
  • Self-leveling and fast-drying
Bestseller No. 6
MCCLOSKEY 6507 Man O’ War Marine Spar Varnish, Semi-gloss
  • This product is easy to use
  • This product is Highly durable
  • Manufactured in United States
  • Model number: 6507
Bestseller No. 7
McCloskey/Valspar Spar Varnish - # 7505 Man O' War - 1 Gallon ~ Satin
  • Maximum U.V. Protection/Extra protection from sun and weather
  • Use on interior and exterior wood surfaces to protect and beautify for years to come
  • Water Resistant/Prevents Weather Damage - Clear Satin Finish
  • Use on hand rails, Wood outdoor furniture, Interior window sills and frames, Planters, Lamp posts, Wood trim on boats (above water line)
  • EPA banned in AK, CA, CT, DC, DE, HI, IL, IN, MA, MD, ME, NH, NJ, NY, OH, PA, RI, VA
Bestseller No. 8
System Three 1855S16 Clear Marine Spar Urethane Varnish Coating, 1 Quart Can
  • Available in Gloss or Satin finish. Formulated to cure properly over System Three epoxy products
  • A high solids, VOC compliant finish
  • Designed for marine and exterior wood surfaces
  • Offers excellent protection from salt air and water
  • Contains ultraviolet light absorbers which will keep wood looking beautiful even with constant exposure to sunlight
SaleBestseller No. 9
MCCLOSKEY 7509 Mow Spar Varn Gloss
  • Built to resist weathering
  • Resists salty air and water
  • Great for use on boats
  • Use on outdoor furniture, fences and trim
  • Maximum UV protection
Bestseller No. 10
McCloskey/Valspar 80-0007509-07 Man O'War Spar Marine Varnish - Gloss ~ 1 Gallon
  • RESTRICTED: This product cannot be shipped to: AK CA CT DC DE HI IL IN MA MD ME NH NJ NY OH PA RI VA. All other states ship by GROUND transport only
  • Built to resist weathering; Superior Durability
  • Great for use on boats
  • Maximum U.V. Protection/Extra protection from sun & weatherWater ResistantPrevents Weather DamageResists Cracking & PeelingResists ocean salt sprayGloss Finish
  • Use on outdoor furniture, fences and trim

Buying Guide: What to Consider When Select outdoor spar varnishes

We analyzed a wide range of outdoor spar varnishes to provide a great overview of the current market. Each was objective across a few criteria to determine relative levels of performance. We compare each across the different factors to determine which products are best for specific applications. Based on our expert recommendations, we have selected our top picks:

  • Size
  • Brand value
  • Features
  • Specifications
  • Durability
  • Quality
  • materials
  • Style
  • Design
  • Longevity
  • Consumer ratings & reviews
  • Product price
  • Warranties
  • Types

outdoor spar varnishes Buying Guide

The best way to make the most of your time is to list the things you want to buy, weighing all the factors before deciding. There are many ways this post can suggest that will help you do this and avoid purchasing the wrong product.

If you're in a hurry for some reason, take our word for it don't buy anything until you've finished reading this post! These factors will help you make the right decision when buying a product. Here are some of the things that you should consider before buying a product:

  • Price: How much are you willing to spend on your new product? If money is not an issue, you can choose the most expensive option. However, if you have a tight budget, then it is important to choose one that fits your needs and budget.
  • Durability: You need to consider how long your outdoor spar varnishes will last before you buy it. Investing in something that will last longer than buying something that will break down after just a few uses is always better.
  • Quality: The quality of outdoor spar varnishes should be considered before buying it. A good product will have high-quality materials used during manufacturing and construction.
  • Brand: The brand reputation of a particular product is also important because it tells you how reliable they are and how they stand behind their products.

Here is a brief description of important factors for buying a product:

Check Reviews

This is a great way to know what other people have experienced with outdoor spar varnishes. You can check out user reviews on Amazon or other websites where users can post their thoughts on a product. The best place to look for reviews is on Amazon, which has a star rating system that gives you an idea of how good or bad a product is. If there are enough reviews with bad ratings (less than 3 stars), it’s probably not worth buying that product.

Look at the price

This may seem obvious, but it’s important not to just look at how much something costs and decide that it’s too expensive. Instead, you should compare prices between different sellers and see which offers more value for money! For example, if you find a similar product for $10 cheaper elsewhere, it might be worth buying from that seller instead of the first one you came across!

Type of product

There are many types of outdoor spar varnishes you can buy. Some are basic, while others are advanced. You need to determine what type of product you need and then buy one that fits your needs. For example, if you want a simple product, the best choice is a basic one. However, suppose you want something more advanced. In that case, it’s better to get an expensive one because it will have extra features.

Size

The product size also matters when choosing the right outdoor spar varnishes for yourself or someone else, as different people have different requirements when using their products. For example, if there is someone who uses large sized products or devices, then he/she would need something bigger than others who use smaller devices or tools. Therefore, it is important that you look at the size of each product before purchasing them so that they can meet all your needs and requirements in terms of size.

Brand

You need to buy a branded product because it has been tested and proven effective by many people before you buy it. Brands also have guarantees on their outdoor spar varnishes so that if anything happens to your new item within the warranty period, they will repair it or replace it without hassle.

Durability

You should consider how long the outdoor spar varnishes will last. This is because it is important for you to buy something that will serve your needs for years. If many people have used a particular product without any problem, then it means that it is durable and can serve your purpose well.

Easy to Use

When buying a outdoor spar varnishes, make sure that it is easy to use so that you do not experience any difficulties while using it after purchase. Some outdoor spar varnishes may look great but are too complicated for your level of expertise or knowledge about them. Make sure that the product is user-friendly so that even someone who does not have much experience can use it comfortably without any problems or inconveniences whatsoever.

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