Hiya and welcome to TFF
Kissing Gourami's can grow up to about 12" in length (hope you have a big tank
), and while they can be kept in a community tank they can be a bit of a bully and push smaller fish around. Keep them with larger fish, maybe some of the cichlids.
TROPICAL TANK-Elite Tank - 207litres
6 Harlequin Rasboras, 5 Emerald Eye Rasboras, 10 Cherry Barbs, 2 Bristlenose Plecs, 2 Panda Corys. 4 Dwarf Chain Loaches.
ViaAqua Tank AR620 97litres
1 red male betta, 1 BN