
Replacement gray inside-frame gasket for the Keystone Proform vacuum forming unit. This retro-fit top gasket restores a proper seal on the Proform single-chamber machine, helping maintain consistent vacuum pressure for accurate thermoformed dental appliances. Sold individually as one gasket.
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Sorted by lowest price · Add now, sign in at checkout




Replacement gray inside-frame gasket for the Keystone Proform vacuum forming unit. This retro-fit top gasket restores a proper seal on the Proform single-chamber machine, helping maintain consistent vacuum pressure for accurate thermoformed dental appliances. Sold individually as one gasket.
5 vendors · 3 in stock
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