HENRY® 635 is a high-performance, high solids concrete sealer that is easy to apply, quick drying, nonflammable and UV stable. Applied at a minimum of two coats, HENRY 635 is designed to protect all exterior absorbent concrete and masonry surfaces on residential and commercial applications, including driveways, sidewalks, patios, courtyards, walkways, pool decks and most vertical concrete surfaces. It is especially suited to seal HENRY toppings and the gray version can be used to create a uniform appearance over both a repaired area and the adjacent concrete or masonry surfaces. HENRY 635 is durable and abrasion-resistant when applied properly.
Product Details
Manufacturer: WW HENRY
Manufacturer's Part Number: 16377
Show me more Waterproofers & Sealers
Product Features
- Seals and protects all uncoated, exterior concrete surfaces
- High solids concrete sealer that is easy to apply, quick drying, nonflammable and UV stable
Product Specifications
| Applicable Materials | Masonry |
| Application Temperature | 70 deg F |
| Base Type | Acrylic |
| Boiling Point | >212 deg F |
| Color | Gray |
| Compositions | Titanium dioxide, 2-Butoxyethano, Diethylene glycol monomethyl ether, Diethylene glycol monoethyl ether |
| Container Type | Can |
| Coverage Area | 200 to 400 sq-ft |
| Drying Time | 1 hr |
| Flammability Rating | 1 |
| Flash Point | >200 deg F |
| Form | Liquid |
| Media | Carbon Dioxide, Dry Chemical Powder, Foam, Water Fog |
| Net Content | 1 gal |
| pH Range | 8.5 to 8.8 |
| Resists | Abrasion |
| Specific Gravity | 1.02 |
| Traffic Time | 24 hr |
| VOC Content | 249 g/L |
Product Documents
| SDS | Click here to download |
| Specification Sheet | Click here to download |