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A 100% waterproof fiber cement backer board engineered for tile installations in wet areas. The HydroDefense composition provides strong tile adhesion, mold protection, and time-saving installation by only requiring waterproofing at joints and fasteners.
| Specification | Details |
|---|---|
| Series Name | HardieBacker with HydroDefense Technology |
| Actual Length (Inches) | 60 |
| Actual Width (Inches) | 36 |
| Actual Thickness (Inches) | 0.42 |
| Common Measurement (W x L) | 3-ft x 5-ft |
| Common Thickness in Inches | 1/2-in |
| Material | Fiber cement |
| Waterproof | Yes |
| Water Resistant | No |
| Number of Sheets | 1 |
| Sold As | Sheet |
| Coverage Area (sq ft) | 15 |
| For Use with Bathroom Floors | Yes |
| For Use with Bathroom Walls | Yes |
| For Use with Fireplace Exteriors | No |
| For Use with Garage Floors | No |
| For Use with Garage Walls | Yes |
| For Use with Kitchen Backsplashes | Yes |
| For Use with Kitchen Counters | Yes |
| For Use with Patios | No |
| For Use with Pools | No |
| For Use with Shower Floors | No |
| For Use with Shower Walls | Yes |
| For Use with Vinyl Floors | Yes |
| ANSI A118.9 Compliant | Yes |
| ASTM C1288 Compliant | Yes |
| Warranty | Limited lifetime |
| CA Residents: Prop 65 Warning(s) | Yes |
| UNSPSC | 30161500 |
Q: Is this board truly waterproof?
A: Yes. It is 100% waterproof throughout the board and passes ANSI A118.10 waterproofness.
Q: Where can I use it?
A: Ideal for shower walls, bathroom walls, backsplashes, countertops, and other interior wet areas; not for shower pans or pools.
Q: Do I need to apply a waterproof membrane over the entire surface?
A: No. Waterproof the joints and fasteners only; follow local codes for special areas like shower pans.
Q: How do I cut and install it?
A: Use score-and-snap or power tools; fasten per manufacturer instructions and seal joints with mesh tape and thinset.
Q: What is the board size and thickness?
A: Actual size is 36 in x 60 in with 0.42 in thickness; common size 3-ft x 5-ft, 1/2-in.
This backer board becomes the quiet hero behind exquisite tile, offering a seamless, waterproof foundation that elevates every surface. Its uniform, fiber-cement core gives tiles crisp definition and enduring stability. Try it behind hand-crafted subway or geometric mosaics to let the pattern sing while ensuring lasting performance. It’s an essential layer for sophisticated spaces that demand beauty and resilience.
Choose HardieBacker HydroDefense to streamline your waterproofing and build a tile-ready surface that lasts.
Ships within 48 hours · Estimated delivery Jul 25 - Jul 30
US$40
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