21 Fire Suppression (cont.)
  Concealed systems, wet, complete, cost per SF of floor protected
    5,000 SF — SF — — 4.14
    Over 5,000 to 15,000 SF — SF — — 3.57
    15,000 SF or more — SF — — 2.81
    Add for dry systems — % — — 20.0
Fire sprinkler system components Make additional allowances to shut down and drain the system when required
  Sprinkler heads only (remove and replace)
    Brass pendent or upright head, 155-200 degree SP@.350 Ea 7.14 22.20 29.34
    Brass pendent or upright head, 286 degree SP@.350 Ea 7.14 22.20 29.34
    Brass pendent or upright head, 360 degree SP@.350 Ea 4.80 22.20 27.00
    Brass pendent or upright head, 400-500 degree SP@.350 Ea 21.30 22.20 43.50
    Chrome pendent head, 155-286 degree SP@.350 Ea 7.65 22.20 29.85
    Chrome upright head, 155-286 degree SP@.350 Ea 17.90 22.20 40.10
    Dry pendent or upright head SP@.350 Ea 19.90 22.20 42.10
    Relocate wet sprinkler head and branch drop SP@1.50 Ea 37.70 95.20 132.90
    Add for heads more than 14' above floor — % — 20.0 —
Wet system components (where freezing is not a hazard)
  Zone valves
    2-1/2" OS&Y gate valve, flanged or grooved SP@1.75 Ea 348.00 111.00 459.00
    3" OS&Y gate valve, flanged or grooved SP@2.00 Ea 366.00 127.00 493.00
    4" OS&Y gate valve, flanged or grooved SP@2.25 Ea 422.00 143.00 565.00
    6" OS&Y gate valve, flanged or grooved SP@3.00 Ea 649.00 190.00 839.00
    8" OS&Y gate valve, flanged or grooved SP@3.50 Ea 1,040.00 222.00 1,262.00
    4" alarm valve, flanged or grooved SP@2.65 Ea 555.00 168.00 723.00
    6" alarm valve, flanged or grooved SP@3.50 Ea 683.00 222.00 905.00
    8" alarm valve, flanged or grooved SP@4.25 Ea 995.00 270.00 1,265.00
    Alarm valve trim only (retard chamber and gauges) SP@1.25 Ea 373.00 79.30 452.30
    4" alarm valve package, complete SP@4.00 Ea 1,740.00 254.00 1,994.00
    6" alarm valve package, complete SP@4.50 Ea 1,930.00 286.00 2,216.00
    8" alarm valve package, complete SP@5.25 Ea 2,360.00 333.00 2,693.00
    Retard pressure switch SP@1.75 Ea 348.00 111.00 459.00
  Check valves
    3" swing check valve SP@2.00 Ea 219.00 127.00 346.00
    4" swing check valve SP@2.25 Ea 196.00 143.00 339.00
    6" swing check valve SP@3.00 Ea 386.00 190.00 576.00
    3" wafer check valve SP@2.00 Ea 257.00 127.00 384.00
    4" wafer check valve SP@2.25 Ea 277.00 143.00 420.00
    6" wafer check valve SP@3.00 Ea 455.00 190.00 645.00
    8" wafer check valve SP@3.50 Ea 644.00 222.00 866.00
    10" wafer check valve SP@4.25 Ea 1,150.00 270.00 1,420.00
    3" double check detector assembly SP@3.75 Ea 2,760.00 238.00 2,998.00
    4" double check detector assembly SP@4.50 Ea 3,010.00 286.00 3,296.00
    6" double check detector assembly SP@5.75 Ea 4,710.00 365.00 5,075.00
    8" double check detector assembly SP@6.25 Ea 8,510.00 397.00 8,907.00
Dry system components (distribution piping holds no water)
  Dry valves (deluge)
    3" dry pipe valve SP@2.25 Ea 1,040.00 143.00 1,183.00
    4" dry pipe valve SP@2.65 Ea 1,170.00 168.00 1,338.00
    6" dry pipe valve SP@3.50 Ea 1,490.00 222.00 1,712.00
    Dry valve trim and gauges SP@1.00 Ea 486.00 63.50 549.50

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