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Our Half Gate product fits snugly over the outside of any stack pipe from 3" to 16" in diameter. Half Gate styling permits quick installation, yet the same smooth operation of the full gate units due to its rigid double-glide construction.
  • Our gates can be used with metal or plastic ductwork.
  • Standard gates are cast aluminum body with galvanized steel slide.
  • Stainless steel slides are available upon request in all sizes.
Cast Half Blast Gates
Cast Half Blast Gates - 2
Unit of Measure
1 2 

Item #

Dimension A

Dimension B

Dimension C

Dimension D

List Price

HG03 N/A 3 in N/A 4.25 in N/A 0.375 in N/A 3 in $13.86
HG03.5 N/A 3.5 in N/A 4.5 in N/A 0.375 in N/A 3.5 in $18.90
HG04 N/A 4 in N/A 4.75 in N/A 0.375 in N/A 3.5 in $19.19
HG04.5 N/A 4.5 in N/A 5 in N/A 0.5 in N/A 4 in $22.26
HG05 N/A 5 in N/A 5.25 in N/A 0.4375 in N/A 5 in $20.48
HG06 N/A 6 in N/A 5.875 in N/A 0.375 in N/A 5 in $24.64
HG07 N/A 7 in N/A 6.25 in N/A 0.375 in N/A 6 in $32.86
HG08 N/A 8 in N/A 6.75 in N/A 0.5 in N/A 7 in $38.50
HG09 N/A 9 in N/A 8.5 in N/A 0.4375 in N/A 8.5 in $48.51
HG10 N/A 10 in N/A 11.5 in N/A 0.5 in N/A 9.5 in $55.44
HG11 N/A 11 in N/A 12 in N/A 0.5 in N/A 10.5 in $82.19
HG12 N/A 12 in N/A 12.5 in N/A 0.5 in N/A 11.5 in $72.45
HG14 N/A 14 in N/A 14.375 in N/A 0.625 in N/A 13.5 in $142.77
HG16 N/A 16 in N/A 16.375 in N/A 0.625 in N/A 15.5 in $169.40
HG18 N/A 18 in N/A 18.375 in N/A 0.625 in N/A 17.5 in $408.10
HG03 304SS N/A 3 in N/A 4.25 in N/A 0.375 in N/A 3 in $40.84
HG03.5 304SS N/A 3.5 in N/A 4.5 in N/A 0.375 in N/A 3.5 in $45.98
HG04 304SS N/A 4 in N/A 4.75 in N/A 0.375 in N/A 3.5 in $46.28
HG04.5 304SS N/A 4.5 in N/A 5 in N/A 0.5 in N/A 4 in $49.41
HG05 304SS N/A 5 in N/A 5.25 in N/A 0.4375 in N/A 5 in $47.60
HG06 304SS N/A 6 in N/A 5.875 in N/A 0.375 in N/A 5 in $51.84
HG07 304SS N/A 7 in N/A 6.25 in N/A 0.375 in N/A 6 in $60.23
HG08 304SS N/A 8 in N/A 6.75 in N/A 0.5 in N/A 7 in $70.56
HG09 304SS N/A 9 in N/A 8.5 in N/A 0.4375 in N/A 8.5 in $80.78
HG10 304SS N/A 10 in N/A 11.5 in N/A 0.5 in N/A 9.5 in $87.85
Unit of Measure
1 2