CFR > Title 46 - Shipping > CHAPTER I—COAST GUARD, DEPARTMENT OF HOMELAND SECURITY > SUBCHAPTER D—TANK VESSELS (parts 30 to 39) > PART 36—ELEVATED TEMPERATURE CARGOES > SUBPART 36.20—Vents and Ventilation (§36.20-1 to §36.20-5) > 36.20-5—Ventilation of pumproom—TB/ALL.