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INDOOR AIR QUALITY/
ZONING SYSTEMS
INSTALLATION PACkAGE
Includes universal humidistat, self-piercing
saddle valve, bypass tubing, 24 volt trans-
former, summer shut-off damper, mounting
template, mounting hardware and homeown-
er’s manual/installation instructions.
HDT and
HFT SERIES
HDT2600 DRUM TYPE BYPASS HUMIDIFIER
A Good Choice for Lower Efciency Warm Air Heating Systems
FEATURES
• Unique snap-lock ttings and reversible components allow quick installation
and maintenance.
• Uses minimal water and electricity.
• Durable thermoplastic cabinet resists rust, corrosion and warpage.
• Interior components designed for easy cleaning or replacement.
• Output capacity of 17.0 gallons per day (GPD) at 120°F.
HDT2600
SPECIFICATIONS
Overall Dimensions, HDT2600. . . . . . . . . . . . . 10
5
/
16
”H x 11
11
/
16
”D x 12
3
/
8
”W
Plenum Opening. . . . . . . . . . . . . . . . . . . . . . . . 6
5
/
8
”H x 8
1
/
2
”W
Bypass Opening . . . . . . . . . . . . . . . . . . . . . . . . 6”diameter
Drum Motor. . . . . . . . . . . . . . . . . . . . . . . . . . . . 24 VAC, 3 watt, 1 RPM, bidirectional
HUMIDIFIERS FOR
WARM AIR HEATING SYSTEMS
Typical Application
Model Rated Output Evaporation Rate Sq. Ft. Sq. Ft. Sq. Ft.
Type Number Gallons per Day Gallons per Hour Avg. House Tight House Loose House
Drum Bypass HDT2600 17.0 0.71 2,575 4,045 1,845
Bypass Flow-Thru HFT2100 14.0 0.58 2,121 3,333 1,627
Bypass Flow-Thru HFT2700 18.0 0.75 2,725 4,285 1,955
Fan Powered Flow-Thru HFT2900FP 19.0 0.79 2,880 4,525 2,065
PARTS AND ACCESSORIES See page 233 for parts and accessories
HFT2100/2700 HIGH-CAPACITY BYPASS
FLOW-THRU HUMIDIFIER WITH SIDE ENTRY
An Excellent Choice for Warm Air Heating Systems
FEATURES
• Designed to t today’s narrower plenums – as narrow as 10” (HFT2100) or 14” (HFT2700).
• Reversible side panels with unique snap-lock ttings permit easy-change left-side
or right-side bypass installation.
• New, improved wicking and water distribution system allows for non-level plenums.
• Durable thermoplastic cabinet resists rust, corrosion and warpage.
• Low prole makes unit ideal where space is limited.
HFT2100/2700
SPECIFICATIONS
Overall Dimensions, HFT2100 . . . . . . . . . . . . . 13
1
/
2
”H x 9
5
/
8
”D x 12
1
/
2
”W
Overall Dimensions, HFT2700 . . . . . . . . . . . . . 18
5
/
8
”H x 9
5
/
8
”D x 13
3
/
4
”W
Plenum Opening, HFT2100 . . . . . . . . . . . . . . . 10”H x 9”W
Plenum Opening, HFT2700 . . . . . . . . . . . . . . . 16
5
/
8
”H x 10
5
/
8
”W
Bypass Opening . . . . . . . . . . . . . . . . . . . . . . . . 6”diameter
PARTS AND ACCESSORIES See pages 234-235 for parts and accessories
INSTALLATION PACkAGE
Includes universal humidistat, self-piercing
saddle valve, 24 volt transformer, mounting
template, mounting hardware and homeown-
er’s manual/installation instructions.
HFT2900FP HIGH-CAPACITY
FAN-POWERED FLOW-THRU HUMIDIFIER
A Premium Choice for Warm Air Heating Systems
FEATURES
• Designed to t today’s narrower plenums – as narrow as 14”.
• Ideal for installations where the return air plenum is not easily accessible.
• New, improved wicking and water distribution system allows for non-level plenums.
• Durable thermoplastic cabinet resists rust, corrosion and warpage.
• Low prole makes unit ideal where space is limited.
SPECIFICATIONS
Overall Dimensions, HFT2900FP. . . . . . . . . . . 18
5
/
8
”H x 9
5
/
8
”D x 13
3
/
4
”W
Plenum Opening. . . . . . . . . . . . . . . . . . . . . . . . 16
5
/
8
”H x 13
1
/
8
”W
PARTS AND ACCESSORIES See page 236 for parts and accessories
Table calculations based on ARI 630
INSTALLATION PACkAGE
Includes universal humidistat, self-piercing
saddle valve, 24 volt transformer, mounting
template, mounting hardware and homeown-
er’s manual/installation instructions.
HFT2900FP
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