Can I use filler instead of putty?
Time of application is one of the main differences between wood putty and filler.
Unlike wood putty, you should apply wood filler before doing any staining or finishing on the workpiece.
But you should only use epoxy fillers on an unfinished wood as they require a lot of sanding which can ruin the finish..
How do I get rid of old putty?
The next step is to get rid of the old putty. If the putty is badly cracked, you can pry away large chunks quickly with a putty knife. Putty in good condition takes longer to remove. With a heat gun in one hand and a stiff putty knife in the other, heat the putty to soften it and gouge it out.
How do you soften old putty?
Hardware suggests using a heat gun, unless you can handle a propane torch or a glazing iron. Heat the putty evenly rather than focusing on one area of a time. The heat can build up, making the glass hot enough to expand, crack or explode. Once the putty softens up, take your putty knife and get to work.
When can you paint over putty?
Believe it or not it actually takes between 8-12 weeks before its dry enough to be decorated. Some people don’t leave it this long but we recommend you do. One of the reasons putty has been used by glaziers for so long is that if painted it never really goes hard and dries out completely.
How long does putty last?
12 monthsDoes putty expire? Expiry Date – Normally, the shelf life of a paint putty is 6 – 12 months.