Check out the thorough review of my film on a niche airship modellers forum! There's lots of information including how to make a valve. Start post/comment #27 through #34
Here's the link:
All my film is heat-sealable and all the photos are pictures of my film.
Updated: First price increase & now
ONLY ACCEPTING CRYPTO CURRENCY
Watch this silver airship FLY at the 5:22 minute mark of this video. built by Alan Sherwood of Melbourne, Australia Mastery!!!
Scott Mazur also made these airship cylinders which generate 155g of payload lift.
The Largest Private Source for Metalized Balloon Film in the World
I'm amazed at the creativity and mastery that's out there ! :)
More info on the About page
The White color film is more grayish than white, just like all the white metalized balloons found at the retail party stores.
Minimum order: 10 yards
This blue airship pictured to the right, was made Scott Mazur of Canada. Mastery!
The picture (left) is my film which was used to make one of the 3,000 custom (arrow) balloons created for the You Are Here art exhibition in 2015.
All the film I sell is heat-sealable and easily!