After patching a crack in your hot tub with bondo fiberglass repair should you put gel coat over to better waterproof it?

Yes, applying a gel coat over the patched area after using Bondo fiberglass repair is recommended to enhance waterproofing and provide a smooth finish. The gel coat helps seal the repair, protecting it from water exposure and UV damage. Additionally, it can improve the overall appearance of the hot tub, ensuring a more uniform look. Make sure the Bondo is fully cured before applying the gel coat for best results.