Very good but call me at (254) 733-7451 to find out ths rest of the story Jim
Sent from my iPhoneX > On Apr 26, 2020, at 12:33 PM, Marvin and Lisa <mlmil...@gvtc.com> wrote: > I use fast burning black powder. 3 mil nichrome wire for the igniter. It is readily available on the internet. My follow-on question is what do people use to fill the hole? I am currently using plumbers putty. Is it necessary to completely plug the hole to the surface? Marvin Miller _______________________________________________ Texascavers mailing list | http://texascavers.com Texascavers@texascavers.com | Archives: http://www.mail-archive.com/texascavers@texascavers.com/ http://lists.texascavers.com/listinfo/texascavers
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