A new and distinct Guzmania hybrid named ‘REDTIX’ characterized by solid growth habit; funnel-form rosette plant, measuring about 50 cm in height (above the pot when flowering); numerous, green color foliage (measuring about 25 to 45 cm length and about 4.5 cm in width) Superior floral bract production; bracts are red in color (closest to RHS 42A), head inflorescence, measuring about 10 cm in height when flowering commences to about 15 cm in height at maturity, and about 12 cm in diameter; and long-lasting habit.