A squonk RDA is basically an RDA that comes with a bottom-feeding pin. Coupled with a good squonk mod, you can feed liquid through the pin to your RDA, eliminating the need to constantly drip. Almost every new RDA today comes with a bottom-feeding pin, but that doesn’t automatically make it a good squonking RDA.So … Continue reading The Top Squonk (Bottom-Feeding) RDAs.