A device for the anchorage to a wall (2) of radiators (3) is described which comprises a first member (4) extending substantially longitudinally, arranged to be fixed to the wall and bearing at one of its longitudinal ends a hook formation (6), a second member (8) slidably guided on the first member (4) in the longitudinal direction, bearing a second hook formation (7) and movable between a first, operative position, in which the second hook formation (7) is capable of engaging, by hooking, a portion (3b) of a radiator (3) to be anchored to the wall, and a second, inoperative position, in which the hook formation (7) is disengaged from the radiator portion (3b), as well as retaining means and complementary retaining means (18, 19) on the first and second member for detachably locking the second member (8) relative to the first member (4) in the second, inoperative position, in which respective snap locking and complementary snap locking means (20) are provided on the first and second member for detachably snap locking the second member (8) relative to the first member (4) in the first, operative position.