Help & Support
Green & SustainableEnabling green/sustainable projects across the nation.
Choose DurabilityJames Hardie® Siding is designed to last a lifetime. Find out why we offer an up to 50-year warranty.
Moldblock TechnologyHardieBacker™ Cement Board with Moldblock™ Technology delivers superior protection against mold.
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The answers you need in order to work with our products and make your improvements worry free.
Read or download our product warranties here.
Get answers to the most common questions about our products.
SIDING TRIM SOFFIT WEATHER BARRIER BACKERBOARD SUBFLOOR Where can I buy HardiePlank™ lap siding? How much does HardiePlank™ lap siding cost? How do your prices compare to the prices of brick and vinyl? Do I have to paint James Hardie® Siding products? Can I use HardiePanel™ siding as skirting material on a mobile home? Where do I purchase HardieBacker™ board? How do I cut HardieBacker board? Where can I get a carbide score and snap knife? 
Use these instructions to make the process of installing our products trouble-free.
If you have questions or cannot find something, contact us using the information below.
SIDING TRIM SOFFIT WEATHER BARRIER BACKERBOARD SUBFLOOR James Hardie USA/Canada 
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