NUL BKK is a cocktail bar on Phaya Thai Rd in Ratchathewi, Bangkok, directly in front of BTS Phaya Thai station. It serves Korean-style cocktails and fusion food, including kimchi cocktails and a cocktail mixing makgeolli, tequila and peach liqueur. It runs as a cafe during the day and switches to a cocktail bar at night, staying open until 2 a.m. The same operator runs SOL MAEK next door, and parking is available.