Do You Have To Prime Hardie Siding

Our primer is optimized for superior adhesion to 3rd party topcoats.

Do you have to prime hardie siding.

All you should have to do is rinse your siding use a garden hose no pressure washers here to clean off any dust or dirt. 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. 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. 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.

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. 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. Traditionally you would have to prepare a primer for your paint before applying it to your siding.

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. Fiber cement siding repair or patching. If your siding is unprimed the time frame shortens to 90 days or 3 months to have surfaces painted. 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.

James hardie developed the first factory applied primer for fiber cement siding. This is not the case with james hardie siding. 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. Re applying caulking when it has begun to show signs of wear can help keep moisture from getting into the wall cavity.