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20 Best Sealer For Exterior Wood (2023 Updated)

Sealer for exterior wood is a clear or pigmented coating that helps to protect the wood from weathering, staining and degradation. It can also enhance the appearance of the wood, providing a richer, deeper colour and a more even finish.

20 Best Sealer For Exterior Wood

Product Image Product Name Features Price

Ready Seal 112 Natural Cedar Exterior Wood Stain and Sealer, 1 Gallon

  • 1 Gal

Thompsons Waterseal 21802 VOC Wood Protector, 1.2-Gallon, Clear

  • Item Weight: 9.65 lb
  • Country of Origin: China
  • Brand name: Thompsons Water Seal

Seal-Once So7614 1 Gal Marine Premium Wood Sealer

  • 1 Gallon

Anchorseal 2 Green Wood Sealer Quart

  • Quart

Watco 67741 1 Quart Natural Exterior Wood Finish

  • Ideal for use on exterior wood including decks, siding, fences and more
  • Unique penetrating oil hardens in the wood, not on the wood for long-lasting protection

Minwax Professional Formula Sanding Sealer – 1 qt can

  • Seals wood grain
  • Easy to sand
  • Dries in one hour

Thompson's Waterseal Transparent Wood Sealer, Natural Cedar, 1 Gallon

  • Durable Protection from Water & Sun Damage
  • Year-Round Protection in Just One Coat
  • Enhances Wood Grain

Pettit Clear Sealer Quart

  • Quart

General Finishes Outdoor Oil, Gallon Clear by Rockler

  • Gallon

Vermont Natural Coatings Penetrating Water Proofer Infused with Juniper 5 Gallon

  • 5 Gallon

General Finishes Clear Seal-A-Cell Gallon

  • Gallon
Ready Seal 112 Natural Cedar Exterior Wood Stain and Sealer, 1 Gallon
  • 1 Gal
Thompsons Waterseal 21802 VOC Wood Protector, 1.2-Gallon, Clear
  • Item Weight: 9.65 lb
  • Country of Origin: China
  • Brand name: Thompsons Water Seal
Seal-Once So7614 1 Gal Marine Premium Wood Sealer
  • 1 Gallon
Anchorseal 2 Green Wood Sealer Quart
  • Quart
Watco 67741 1 Quart Natural Exterior Wood Finish
  • Ideal for use on exterior wood including decks, siding, fences and more
  • Unique penetrating oil hardens in the wood, not on the wood for long-lasting protection
Minwax Professional Formula Sanding Sealer – 1 qt can
  • Seals wood grain
  • Easy to sand
  • Dries in one hour
Thompson's Waterseal Transparent Wood Sealer, Natural Cedar, 1 Gallon
  • Durable Protection from Water & Sun Damage
  • Year-Round Protection in Just One Coat
  • Enhances Wood Grain
Pettit Clear Sealer Quart
  • Quart
General Finishes Outdoor Oil, Gallon Clear by Rockler
  • Gallon
Vermont Natural Coatings Penetrating Water Proofer Infused with Juniper 5 Gallon
  • 5 Gallon
General Finishes Clear Seal-A-Cell Gallon
  • Gallon

1. Ready Seal 112 Natural Cedar Exterior Wood Stain and Sealer, 1 Gallon

Ready Seal 112 Natural Cedar Exterior Wood Stain and Sealer, 1 Gallon

  • 1 Gal

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Amazon.com – Seller
eBay
Walmart
Lowe’s

Product Details

Specifications

Details
Container Size 1 Gal
Color Natural Cedar
Included (qty.) 1
Product Weight 7 lb
Dimensions L x W x H (in.) 6 1/2 x 6 1/2 x 12 1/4

2. Thompsons Waterseal 21802 VOC Wood Protector, 1.2-Gallon, Clear

Thompsons Waterseal 21802 VOC Wood Protector, 1.2-Gallon, Clear

  • Item Weight: 9.65 lb
  • Country of Origin: China
  • Brand name: Thompsons Water Seal
  • Item Dimensions: 4.1”L x 6.6”W x 11.0”H

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Amazon.com – Seller
eBay
Walmart
Fred Meyer

Product Details

Specifications

Details
Container Size 1 GALLON
Application Method Brush Pad Roller Spray
Product Type Sealant
Color Clear
Product Weight 9.6500 lb

3. Seal-Once So7614 1 Gal Marine Premium Wood Sealer

Seal-Once So7614 1 Gal Marine Premium Wood Sealer

  • 1 Gallon

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Walmart
Home Depot

Product Details

Specifications

Details
Weight 10 lb

4. Anchorseal 2 Green Wood Sealer Quart

Anchorseal 2 Green Wood Sealer Quart

  • Quart

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Amazon.com – Seller
eBay – woodcraft_supply
Woodcraft Supply
Zoro

Product Details

Specifications

Details
Length 4.15 in
Height 4.95 in
Width 4.2 in
Weight 2.35 lb

5. Watco 67741 1 Quart Natural Exterior Wood Finish

Watco 67741 1 Quart Natural Exterior Wood Finish

  • Ideal for use on exterior wood including decks, siding, fences and more
  • Unique penetrating oil hardens in the wood, not on the wood for long-lasting protection
  • Allow at least 8 hours to dry before light use; 1 quart covers up to 170 sq ft
  • Provides UV and mildew protection, resists warping and swelling due to changes in weather, and transforms wood to become water repellent
  • Will not crack, chip or peel creating a long-lasting finish

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Amazon.com – Seller
Walmart
Ace Hardware
McGuckin Hardware

Product Details

Specifications

Details
Color Natural
Product Type Wood Finish
Base Type Oil-Based
Time Before Recoating 15 min
Paintable Yes

Reviews From Real Customers

Lorraine
Angel B

6. Minwax Professional Formula Sanding Sealer – 1 qt can

Minwax Professional Formula Sanding Sealer - 1 qt can

  • Seals wood grain
  • Easy to sand
  • Dries in one hour
  • Use on unstained, bare wood floors, furniture, doors and cabinets
  • Can be top-coated with any Minwax

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Lowe’s

Product Details

Specifications

Details
Color Clear

7. Thompsons Waterseal Wood Sealer Clear 1.2gal

Thompsons Waterseal Wood Sealer Clear 1.2gal

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Amazon
eBay – ronshomeandhardware
Ace Hardware
Sears

Product Details

Specifications

Details
Base Type Oil-Based
Container Size 1.2 gal
Indoor or Outdoor Outdoor
Full Cure Time 48 hr
Time Before Recoating 2 hr

8. Olympic Waterguard 11 oz, Clear Exterior Wood Sealer Spray

Olympic Waterguard 11 oz, Clear Exterior Wood Sealer Spray

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Amazon
Home Depot

Product Details

Specifications

Details
Transparency Clear
Container Size 11 Ounce
Sheen Flat/Matte
Surface Location Deck
Coverage Area (sq. ft.) 25

9. Thompson’s Waterseal Transparent Wood Sealer, Natural Cedar, 1 Gallon

Thompson's Waterseal Transparent Wood Sealer, Natural Cedar, 1 Gallon

  • Durable Protection from Water & Sun Damage
  • Year-Round Protection in Just One Coat
  • Enhances Wood Grain
  • Guaranteed 4 Years on Decks, 5 Years on Fences and Siding
  • Exceeds Industry Standard ASTM D-4446 for Waterproofing Wood

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Amazon
Walmart
Lowe’s
Ace Hardware

Product Details

Specifications

Details
For use on decks, fencing and siding
For Use with Siding yes
For Use with Decking yes
For Use with Fencing yes
Furniture Ready 24 hours

10. Pettit Clear Sealer Quart

Pettit Clear Sealer Quart

  • Quart

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Amazon
Walmart
Defender Industries
Go2marine

Product Details

Specifications

Details
Packaged Weight 2.05 Lbs.
Number of coats 1-2
Coverage (theoretical) 500 sq. ft. / gal

11. Thompson’s Waterseal Transparent Acorn Brown Waterproofing Wood Stain and Sealer 5 Gal

Thompson's Waterseal Transparent Acorn Brown Waterproofing Wood Stain and Sealer 5 Gal

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Amazon
eBay – max_warehouse
Walmart
Life and Home

Product Details

Specifications

Details
Coverage Area 1375 sq ft
Tintable No
Transparency Transparent
Product Type Waterproofing Wood Stain and Sealer
Water Repellent Yes

12. Ready Seal 135 Wood Stn/Sealer Extr Msn-Bn 1G (Case of 4), Size: One Size

Ready Seal 135 Wood Stn/Sealer Extr Msn-Bn 1G (Case of 4), Size: One Size

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Amazon
Factory Hardware Store

Product Details

13. Olympic Waterguard 5 gal. Clear Wood Sealer

Olympic Waterguard 5 gal. Clear Wood Sealer

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Amazon
eBay
Home Depot

Product Details

Specifications

Details
Application Method Brush,Paint Sprayer,Pump-up Sprayer,Roller
Color/Finish Clear
Dry to the touch (hours) 12
Interior/Exterior Exterior
Maximum Optimal Temperature (F) 90

14. General Finishes Outdoor Oil, Gallon Clear by Rockler

General Finishes Outdoor Oil, Gallon Clear by Rockler

  • Gallon

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Amazon
Rockler Woodworking and Hardware

Product Details

15. 5 gal. Natural Clear Transparent Waterproofing Exterior Wood Finish

5 gal. Natural Clear Transparent Waterproofing Exterior Wood Finish

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Amazon
eBay – kingtazietoolsandhomegoods
Home Depot
Bonanza – Kingtazie’s Tools and Home Goods

Product Details

Specifications

Details
Purchase protection Bonanza Buyer Protection Pledge
Item traits 2.0
Transparency Transparent
Application Method Brush,Paint Sprayer,Roller
Dry to touch (min) 60

16. Ready Seal 5 Gal Pail Exterior Wood Stain & Sealer, Golden Pine

Ready Seal 5 Gal Pail Exterior Wood Stain & Sealer, Golden Pine

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Amazon
Sears

Product Details

Specifications

Details
Style Golden
Capacity 5 gal

17. Vermont Natural Coatings Penetrating Water Proofer Infused with Juniper 5 Gallon

Vermont Natural Coatings Penetrating Water Proofer Infused with Juniper 5 Gallon

  • 5 Gallon

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Amazon
Eco Building Products
Rise
Green Building Supply

Product Details

Specifications

Details
Residential Finish Wear 1 Year
Certifications GreenGuard Gold, Red List Free
Use On Material Wood
Eco-replacement for Sealers
Test before use Yes, test on inconspicuous area

Reviews From Real Customers

Jerry K.
MAUREEN T.
G

18. BEHR Premium 1 gal. Deep Base Solid Color Waterproofing Exterior Wood Stain and Sealer, Multi

BEHR Premium 1 gal. Deep Base Solid Color Waterproofing Exterior Wood Stain and Sealer, Multi

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eBay

Product Details

Reviews From Real Customers

DCA65

19. BEHR Premium 1 gal. White Base Solid Color Waterproofing Exterior Wood Stain and Sealer

BEHR Premium 1 gal. White Base Solid Color Waterproofing Exterior Wood Stain and Sealer

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eBay
Home Depot

Product Details

Specifications

Details
Transparency Solid
Container Size 1 Gallon
Coverage Area (sq. ft.) 200
Application Method Brush,Paint Sprayer,Roller
Color/Finish White Base

20. General Finishes Clear Seal-A-Cell Gallon

General Finishes Clear Seal-A-Cell Gallon

  • Gallon

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Rockler Woodworking and Hardware
Premier Paint & Wallpaper

Product Details

Specifications

Details
Dry Time 24 hrs

Conclusion

The best sealer for exterior wood will depend on the type of wood you are using. If you are using pressure-treated wood, you will want to use a sealer that is specifically designed for that type of wood.

If you are using cedar or redwood, you will want to use a sealer that is designed for those types of wood. There are many different types of sealers on the market, so you will want to do some research to find the best one for your project.

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