TM 10-8340-222-10 d. Ventilation.  The tent is ventilated by two built-in ventilators  on  opposite  sides  and  near  the  peak  of  the tent.    The  ventilators  have  inside  ducts,  which  can  be closed by tie cords.  The ventilator hoods are of the fixed type,  each  hood  being  made  with  a  stiffener  inserted  in the   hem   to   keep   it   extended   out   from   the   ventilator opening. e. Heating.      The   tent   is   heated   by   an   M-1950 Yukon   stove.      A   stovepipe   opening   with   a   silicone rubber-molded  ring  is  built  in  one  side  of  the  tent  near the  eave.    When  the  stove  is  not  in  use,  the  stovepipe opening can be protected by a canvas flap. f. Sock  Lines.    Three  sock  lines  are  provided  for drying clothing and equipment. g. Snow  Cloths.    There  is  a  snow  cloth  sewed  to the  bottom  of  each  side  of  the  tent.    When  the  tent  is pitched,  the  snow  cloths  are  flat  on  the  ground  on  the outside   of   the   tent.      Snow   is   deposited   on   the   snow cloths for insulation purposes. h. Liner.    A  fire-resistant  liner,  made  of  5.2  ounce cotton   cloth,   is   provided   to   insulate   the   tent   and   to prevent  frost  from  falling  on  the  occupants.    The  liner  is held in place by metal toggles. i. Cover.  The tent is provided with a cover for use when  it  is  in  storage  or  is  being  transported.    The  tent and liner, when folded, fit into the cover.  Aluminum tent pins  are  nested,  and  the  magnesium  pole  is  telescoped to  its  shortest  length  and  placed  in  the  packet  at  one side of the cover. 1-10.  Tabulated Data a. 10-Man Arctic Tent. (1) Height: Peak 8 feet 6 inches; eave 3 feet (2) Length: Each side 8 feet 9 inches long (3) Width:  Hexagonal floor diameter 17 feet 6 inches (4) Weight:    Tent  and  liner  68  pounds;  pins and pole 8 pounds (5) Cube:  Tent and liner 7.1 cubic ft; pins and pole 0.2 cubic ft (6) Floorspace:  198.9 square feet b. M-1942 Assembly Tent. (1) Height:  Peak 18 feet; eave 8 feet (2) Length:  80 feet (3) Width:  40 feet (4) Weight:      Tent   1,100   pounds;   pins   and poles 655 pounds (5) Cube:  100 cubic feet (6) Floorspace:  2,856.6 square feet c. M-1945 Command Post Tent. (1) Height:      Peak   9   feet;   sidewall   5   feet   6 inches (2) Length:  20 feet 7 inches (3) Width:  10 feet (4) Weight:  Tent 165 pounds; pins and poles 92 pounds (5) Cube:  Tent 6.3 cubic feet; pins and poles 3.6 cubic feet (6) Floorspace:    172  square  feet,  of  which  48 square feet is vestibule space d. M-1950 Lightweight Hexagonal Tent. (1) Height:  Peak 8 feet 6 inches; eave 2 feet (2) Length:  Each side 6 feet 7 inches (3) Width:      Diameter   of   hexagonal   floor   13 feet 3 inches (4) Weight:    Tent  and  liner  48  pounds;  pins and pole 8 pounds (5) Cube:  3.8 cubic feet (6) Floorspace:  113.2 square feet 1-7