Dear Rungroj,
We are pleased to inform you that Parker Velcon 6 inch nominal diameter filter monitor, in to out flow format, P/No. ACI-6xx01P has been qualified and tested to meet EI 1583 6th Edition. Production has began and the lead time is about 4 to 5 weeks ARO, Ex-Factory, USA
Attached please find letter from the Energy Institute confirming to this effect.
Kindly acknowledge receipt.