Jump over the space below GT that is between the door and first foreground pillar and walljump up. Break the bomb blocks with a power bomb to make space. Then use Screw Attack to pass through the inactive GT.

Requires:

"h_canNavigateHeatRooms"
"ScrewAttack"
"canCarefulJump"
"canPreciseWalljump"
"h_canUsePowerBombs"
{
  "or": [
    "canTrivialMidAirMorph",
    "h_canUseSpringBall"
  ]
}
{
  "or": [
    "HiJump",
    "canTrickyJump"
  ]
}
{
  "heatFrames": 350
}