AIUI there is nothing bad about the Mk3 filtered faceplate either. Where "interstitial" comes into it I don't get. The interstitial plate was different again.The Mk3 is also an interstitial filter because it goes in the interstice between the NTE5a and the faceplate.
Sarah
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If I can't drink my bowl of coffee three times daily, then in my torment, I will shrivel up like a piece of roast goat
Spiders on coffee - Badass spiders on drugs
--
If I can't drink my bowl of coffee three times daily, then in my torment, I will shrivel up like a piece of roast goat
Spiders on coffee - Badass spiders on drugs