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Exterior 450 Topcoat a clear-drying low VOC finish suitable for vertical exterior surfaces, such as fences, patio furniture, garage doors and entrance doors. It is not recommended as a deck finish. Exterior 450 is fortified with UV absorbers to stabilize and protect the integrity the finish*, and built-in mildewcides to slow mold and mildew growth. It performs well as a clear coat or as an optional topcoat over darker colors General Finishes Milk Paint. Do not use over light or white paints as yellowing may occur. *The UV additive in 450 Clear will protect the integrity of the film, but will not prevent the wood from changing color from sunlight. Brush or spray. See our spray tip size recommendations here.  


Product Specifications:

Basic Features

Product Color: Dries clear

Can Size: Quart

Coverage: 140-160 sq.ft.

Base Type: Water

Ambering: No

Interior or Exterior: Exterior

Sheen: Semi-Gloss

Tintable: Yes

Type: Urethane/Acrylic Blend



Coats: 2-3 coats

Application Method: Brush, roll, spray

Brushable: Yes

Usable over existing finishes: Yes

Sprayable: Yes

Spray Tip Sizes: HVLP 1.1mm-1.3mm

Viscosity: Medium

Durability: High


Dry Time

Touch: 30+ minutes

Recoat: 2+ hours

Light Use: 7-10 days

Cure: 21 days

General Finishes Exterior 450 Semi-Gloss Quart

SKU: 606016107582
PriceFrom $39.00
Excluding Sales Tax |