My old blind's zipper on the main door finally fell apart (it's been in the weather for a few years now) when my son went to it to get us a couple chairs while we were camping last week. (Good to have spare gear scattered around the areas you frequent.

I know awshucks will be heartbroken to find out his favorite blind is finally beyond use. (there's a joke in that statement,


Sorry to break the news to you Dan, but it's going to be taken out of service.
I have a new blind to set in it's location, but I want to lube the zippers before I put it out.
Any suggestions on what lube will withstand the weather best?
Also, how often should the lube be refreshed?