Pentra®-Sil (244+) is a high-performance lithium hardener, densifier and sealer. It is formulated to protect existing concrete against damage from salt, freeze-thaw, moisture and steel corrosion. Pentra®-Sil (244+) reduces chloride ion intrusion, dustproofs, hardens and fortifies the surface. It is easy to use and VOC compliant.
- Protects against salt and freeze/thaw damage
- Hardens, densifies and dust-proofs
- Easy-to-use, low odor, no rinsing required
- Defense against water and harmful substances
- Not susceptible to UV damage
- Breathable–allows moisture to escape without damage to the surface
- Penetrates–no film to lift or peel off
- Reduces efflorescence and surface sweating
- Does not contribute to surface ASR or promote crazing
- VOC compliant, may contribute to LEED points (IEQ credit)
Engineered for Parking and Maintenance Facilities
Freeze-thaw Protection
Meets NCHRP 244 Standard for Chloride Intrusion
Specifications
Application Method: Sprayer
Color: Red tint, dries clear
Coverage Rate: Machine-troweled: 14.7-19.6 m² per liter(600-800 ft² per gallon); Broom-finished: 6.1-8.6 m² per liter (250-350 ft² per gallon)
Film-Forming: No
Form: Liquid
Freeze Point: 0ºC (32ºF)
Odor: Slight to none
pH: 11-12
Shelf Life: 1 year in unopened, sealed container
Specific Gravity: 1.1
Total Solids: 17.1%
VOC Content: <50g/L