Do You Have To Prime Hardie Siding

Fiber cement siding repair or patching.

Do you have to prime hardie siding.

Great warranty james hardie products come with a great warranty offering peace of mind especially when installed by experienced james hardie siding pros like siding windows group. Our distinctive gold primer for hz10 products and green primer for hz5 products are climate tested and engineered to enhance the performance of paint on james hardie fiber cement siding. Whether you ve got a colorplus finish or custom paint on your existing hardie siding you don t have to use primer when re painting hardie. Hardie siding requires a minimum 2 gap from all hard surfaces like decks or rooflines and at least 8 from any soft surfaces like grass dirt or gravel.

Remember you ll still be purchasing paint and potentially hiring a crew of painters if you choose primed board instead of james hardie colorplus siding. During my time working for james hardie i very rarely got calls from homeowners that wanted to submit a warranty claim for their hardie siding. Traditionally you would have to prepare a primer for your paint before applying it to your siding. If your siding is unprimed the time frame shortens to 90 days or 3 months to have surfaces painted.

All you have to do is simply clean the exterior walls with a garden hose on medium pressure to wash off dirt and dust and wipe it off with a smooth towel. This is not the case with james hardie siding. For additional information on finishing james hardie products download technical bulletin 22 from here. Do not use stains or oil based alkyd paints on james hardie products.

James hardie developed the first factory applied primer for fiber cement siding. Although hardie board comes from the factory without the back of the board primed according to james hardie s support department they say you can prime and paint the entire board paint coat thickness is calibrated and consistently applied according to manufacturer s specifications something that is just not possible when painting by. Paint hardiplank siding within installation time frame after installation of primed hardiplank siding it is recommended to have it painted within 180 days or roughly 6 months. Our primer is optimized for superior adhesion to 3rd party topcoats.