Honeycomb Mesh?

[TheGreatSatan]

Is MNPCTech the only place to buy sheets of honeycomb mesh?

[Technochicken]

Here are a couple others:

http://www.crazypc.com/Merchant2/merchant.mv?Screen=PROD&Store_Code=120199&Product_Code=200

Here for large sheets of aluminum or steel mesh:
http://www.mcmaster.com/#perforated-metal/=54af2x

[DuroMentis]

www.frozencpu.com as well sells them I believe.