If the unfinished wood was exposed more than 3 to 4 weeks lightly sand the surface to remove the thin layer of degraded wood before applying paint.
Old siding wood that layer down.
Don t let the primer sit more than a few weeks before painting.
Filling any holes gouges where dilapidated wood was removed is a must.
If however you have metal or old vinyl siding that will need to be removed before new vinyl is installed.
Remove the siding and install oriented strand board commonly referred to as osb or to use the existing siding that s on the house now as substrate or layer beneath the top surface underneath the hardieplank siding.
Having clean smooth lines proper paint thickness 8 13mils.
If there isn t a moisture barrier beneath the old wood siding you ll want to install one over it before you add the new vinyl siding.
Scraping any deteriorated old paint and rotten wood acting like a sponge down to solid wood portions is ideal.
Old wood may have layers of paint or varnish that you need to remove before you can paint.
Wood siding can provide old fashioned charm to your home but old paint can cause it to look run down and neglected.
Soap like compounds can form on oil primers in as little as two weeks.
A fresh coat of paint can protect the wood and freshen the house s appearance.
The main concern to understand is that the hardieplank siding is going to be on the house for.
There are two options for this.
If you leave these layers alone and just paint over them you will end up with uneven surfaces.