Show r IG IGi s D i VENTILATION FOR BARN ESSENTIAL It Will Promote Health and Comfort of Daily Dairy Animals Ventilation 1 Is necessary spry for the health be and comfort of It will preserve e the building and con contest tents t test nt from mold and rot duo to ex es excessive c moisture and will aid In lu thE of disease prevention pre and control There are barns today where the construction Is such that there Is nm- nm pie nin-pie pie ph movement mo of air nir through leak Iak walls hay chut chutes silo chutes and stairways Such buildings In extreme weather however er become too cool for fOT dairy cattle to give elve economical production For the best results wo we must admit fresh air remove remo stale air and con control control trot temperature and humidity 1 for ventilation consists of openings JS or Inlets to admit air nir open openIngs Ings or out takes out takes to remove remo air and some seine means meana of creating a n movement mo of air The factors having the greatest effect on neutral ventilation are time the heat which Is supplied by the ani animals mals orals In a building Since the heat to create an nn air movement through a barn must be b furnished by the animals In the barn harn harnIt It Is evident evident that the kind and size Ie- Ie of anImals and the con construction of ot the barn must be carefully considered A COW or horse weighing 1000 to 1 pounds will heat beat approximately GI cubic feet fet space In n a well built hullt barn Only such space as ns an nn animal mn can heat hent should hould he provided For dalr barns the time ceiling height should not be over o six Ix feet In 10 the clear cIar The Thc King system of taking Inking foul air airout airout out of ot the barn near the door and ad- ad ad nd admitting fresh air near the ceiling has hns proved very ry satisfactory an and J Is 18 the most widely used Definite rules for the KIn King system ot of ventilation are 1 The stable should be of tight warns norm construction 2 2 Allow GOO COO cubic feet fet of ot space for for each 1000 pound animal or equiv equiv- equivalent equivalent alent 3 3 Intakes should be many and ond small A c Intakes should be located every ery 8 to 1 12 feet around the building r L Intakes enter at ot ceiling open nt at outside about 4 feet feel lower lowr ft 0 Intakes should he Insulated 7 Ont takes Ont few and lar large e 8 8 takes Out draw from ll Hi Inches above floor door 0 D takes Oat equipped with bent door near nar ceiling 10 10 takes Out s Insulated straight high and ond fitted at the top with a roof ventilator 11 Allow one square quart foot font of ot out take out take flue fine for four 1000 to l pound cows OnS or ho horses es or tn in other live lire lI e stock tork 12 1 12 Total capacity of ot Intakes should shou be equal to or slightly sll greater than takes out out 13 Air can be drown drawn to the out take out take n a maximum of about 31 3 l feet 14 On One roof ventilator for wh each 35 I feet fecI In length of n a barn 30 feet to cO 40 feet wide |