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    Air Con Size Chart & Installation Guide

    Air Conditioning Room Sizing Chart & Guide

    This chart assumes average conditions and sizes and is meant as a guide only.

    For more complex installations or in areas of extreme heat or cold it is advised to consult a specialist installer.

    Contact us for Sydney Air Con Install. View our range of Portable Air Cons, Split Cycle Air Con and Window Unit Air Conditioners.

    HP= approx, compressor Size: 1000 Watts= 3412 BTU



    Cooling Capacity

    Insulated Ceiling 

    Uninsulated Ceiling

    Watts  BTU HP Facing West Not Facing West Facing West Not Facing West
    Sq Mtrs Sq Ft Sq Mtrs Sq Ft Sq Mtrs Sq Ft Sq Mtrs Sq Ft
    1500 5118 0.5 11 118 12 129 9 97 10 108
    1750 5971 0.75 13 140 13 140 10 108 12 129
    100 6824 0.75 14 151 15 162 12 129 13 140
    2250 7677 1 16 172 17 183 13 140 15 161
    2500 8530 1 18 194 19 205 14 161 17 183
    2750 9383 1.25 20 215 21 226 16 172 18 194
    3000 10236 1.5 21 226 23 248 17 194 20 215
    3250 11089 1.5 23 248 25 269 19 205 22 237
    3500 11942 1.5 25 269 27 291 21 226 23 248
    3750 12795 1.75 27 290 29 312 22 237 25 269
    4000 13648 1.75 29 312 31 334 23 258 27 291
    4250 14501 1.75 30 323 33 355 25 269 28 301
    4500 15354 1.75 32 344 35 377 26 280 30 323
    4750 16207 2 34 366 37 398 28 301 32 344
    5000 17060 2 36 388 38 409 29 312 33 355
    5250 17913 2 38 405 40 430 30 334 35 377
    5500 18766 2 39 420 42 452 32 344 37 398
    5750 19619 2.25 41 441 44 474 33 366 38 409
    6000 20472 2.25 43 463 46 495 35 377 40 431
    6250 21325 2.25 45 484 48 517 36 398 42 452
    6500 22178 2.5 46 495 50 538 38 409 43 463
    6750 23031 2.5 48 517 52 560 39 431 46

    484

    7000 23884 2.5 50 538 54 581 41 441 47 506

     

     

     

     

     

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