Note : Your Quotation Request will be directed to Taconic.
The FEP from Taconic is a Laminate with Dk (Dielectric Constant) 2, Df (Dissipation Factor) 0.0003. More details for FEP can be seen below.
Laminate for Microwave Printed Circuit Board with Enhanced Thermal Conductivity
You can now find similar products from multiple companies on everything RF.