TWP 1500 Series Wood and Deck Stain Review (2026)
By The DIYPicks Team · Updated July 2026
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- Pressure treated wood
- Mold and mildew resistance
- EPA registered preservative protection
- Decks, fences, and log homes
An EPA-registered semi-transparent preservative stain that pairs UV-blocking pigments with mildewcides, making it a durable, code-compliant choice for pressure-treated decks and fences.
Pros
- EPA-registered preservative with mildewcides that resist mold, decay, and rot
- UV-absorbing pigments help prevent graying, darkening, and fading
- The 1500 series is VOC-compliant and legal to sell in all 50 states
Cons
- Oil-based with mineral-spirit cleanup and a 4-12 hour dry window
- Needs a careful two-coat wet-on-wet application for even results
- You must confirm the correct series for your state VOC rules before buying
Specifications
| opacity | Semi-transparent |
|---|---|
| base | Oil-based |
| coats | 2 coats wet-on-wet |
| coverage | 150-200 sq ft per gallon per coat |
| dryTime | 4-12 hours |
| cleanup | Mineral spirits |
| voc | 250 VOC compliant in all 50 states (1500 series) |
| registration | EPA-registered wood preservative |