Trying out LEDs filaments GLS in my Festoon

Well these LEDs are getting cheap to halogen GLS prices. i thought of try some LEDs in my festoon strings. I am suprise it lit my work area well. I was taking arms off fan blades to sell Cast aluminum fron them. There a HF ballasted troffer been in the weather for 6 years now. And that HF ballast taking the weather abuse nicely.