Pactiv. GreenGuard RainDrop housewrap features woven water-drainage channels that move water to the base of exterior walls. The drainage channels also facilitate airflow along the exterior face of the wrap to allow the product to dry quickly, says the maker. The housewrap "breathes" to allow moisture vapor to escape. (800) 241-4402.

Zinsser. Watertite Mold & Mildew-Proof Waterproofing Paint is designed to resist 10 psi of water pressure, says the maker, and to provide a waterproof seal for basements and masonry. The oil-based formula combines a waterproofing resin with portland cement and features a mildewcide to prevent the growth of mold and mildew on the paint film for at least five years after application. The paint can be tinted. (732) 469-8100.

Courtesy DAP

Okon. W-2 water-repellent sealer is a blend of acrylic micro-emulsions and silane-siloxane solution that penetrates and bonds to concrete and masonry surfaces, sealing them and preventing water intrusion. The formula can be applied as a one- or two-coat system, depending on the substrate's porosity, says the maker. Okon W-2 can also be used on old brick, concrete block, and heavily textured stucco. (800) 237-0565. DAP. Kwik Seal Plus Basement Paint with Microban anti-bacteria protection protects concrete and masonry walls, resists stain- and odor-causing bacteria, and resists mold and mildew. The ready-mixed, latex-based formula can be applied with a brush or roller, covers stains, and emits a low odor during application. It is guaranteed to resist up to 5 psi of water pressure. (888) 327-8477.

Courtesy Tremco Barrier Solutions

Tremco Barrier Solutions. The FrontLine water-protection barrier prevents water seepage and provides a water seal for aboveground portions of block or poured foundations. The acrylic elastomeric membrane can be spray- or roll-applied in a two-coat system. The cured membrane resists staining from backfill soils, says the maker. (800) 876-5624.

Courtesy CertainTeed

CertainTeed. The MemBrain vapor retarder is a polyamide film that alters its pore size with changing relative humidity levels to allow increasing amounts of water vapor to pass through it. For use with unfaced fiberglass insulation, the film promotes the drying process of wall cavities. (800) 233-8990.

For more product information, visit ebuild, Hanley-Wood's interactive product catalog.