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Humidifier Parts & Accessories

51 Products

Maintain optimal humidity with our humidifier parts and accessories. From replacement pads and canisters to fittings and controls, we’ve got the components pros need for peak performance. Pair with humidifiers and IAQ controls for complete comfort.
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11-1/2 in W x 1-3/4 in D x 14-3/4 in H Replacement Humidifier Filter
Aprilaire
SKU12

$22.99

each
15 In Stock

Bulk discount may be available, please contact our support team for details.

or for lower prices
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9-3/4 in W x 1-3/4 in D x 10 in H Replacement Humidifier Filter
Aprilaire
SKU10

$13.99

each
191 In Stock

Bulk discount may be available, please contact our support team for details.

or for lower prices
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AC Solenoid Valve
Honeywell
SKU50041883-002

$87.43

each
4 In Stock
or for lower prices
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24 VAC Current Sensing Relay
Aprilaire
SKU50

$46.15

each
7 In Stock
or for lower prices
diversitech, hm-pan, asurity humidifier drain pan
Asurity Humidifier Drain Pan
Diversitech
SKUHM-PAN

$64.20

each
6 In Stock
or for lower prices
aprilaire, 60, automatic digital humidifier control
Automatic Digital Humidifier Control
Aprilaire
SKU60

$150.65

each
1 In Stock
or for lower prices
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DC Solenoid Valve
Honeywell
SKU50041883-001

$87.43

each
2 In Stock
or for lower prices
honeywell, 50057547-001, electrical circuit board
Electrical Circuit Board
Honeywell
SKU50057547-001

$72.80

each
1 In Stock
or for lower prices
honeywell, 32001752-001, hardware kit
Hardware Kit
Honeywell
SKU32001752-001

$39.91

each
1 In Stock
or for lower prices
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Humidifier Damper Assembly
Aprilaire
SKU4332

$31.41

each
2 In Stock
or for lower prices
aprilaire, 4839, humidifier maintenance kit complete service
Humidifier Maintenance Kit, Complete Service
Aprilaire
SKU4839

$89.99

each
3 In Stock
or for lower prices
honeywell, hc26e1004, humidifier pad
Humidifier Pad
Honeywell
SKUHC26E1004

$21.39

each
6 In Stock
or for lower prices
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Humidifier Pad, Replacement Filter
Honeywell
SKUHC22A-1007

$8.66

each
2 In Stock
or for lower prices
aprilaire, 4837, humidifier replacement maintenance kit
Humidifier Replacement Maintenance Kit
Aprilaire
SKU4837

$99.99

each
4 In Stock
or for lower prices
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HumidiPRO Automatic Digital Humidity Control
Honeywell
SKUH6062A1000

$102.59

each
7 In Stock
or for lower prices
honeywell, 50057547-003, hvac circuit board
HVAC Circuit Board
Honeywell
SKU50057547-003

$71.34

each
1 In Stock
or for lower prices
aprilaire, 4793, hvac humidifier maintenance kit
HVAC Humidifier Maintenance Kit
Aprilaire
SKU4793

$89.99

each
4 In Stock
or for lower prices
source 1, s1-hupad10, hvac water panel evaporator replacement
HVAC Water Panel Evaporator Replacement
Luxaire
SKUS1-HUPAD10

$11.22

each
175 In Stock

Bulk discount may be available, please contact our support team for details.

or for lower prices
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In W x 1-3/4 in D x 12-3/4 in H Replacement Humidifier Filter
Aprilaire
SKU45

$34.99

Box
7 In Stock

Bulk discount may be available, please contact our support team for details.

or for lower prices
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In W x 1-3/4 in D x 13 in H Replacement Humidifier Filter
Aprilaire
SKU35

$15.99

each
117 In Stock

Bulk discount may be available, please contact our support team for details.

or for lower prices
aprilaire, hydrol, l hydrocore water panel for 720 series humidifiers
L HydroCore Water Panel for 720 Series Humidifiers
Aprilaire
SKUHydrol

$32.01

each
18 In Stock
or for lower prices
honeywell, 50041890-002, large bypass duct with automatic damper
Large Bypass Duct With Automatic Damper
Honeywell
SKU50041890-002

$73.23

each
Out of Stock
or for lower prices
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Manual Humidistat
Aprilaire
SKU4655

$49.73

each
10 In Stock
or for lower prices
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Orifice Valve and Seal Kit for 720 Humidifier
Aprilaire
SKU70000037

$11.85

each
3 In Stock
or for lower prices
aprilaire, 4238, replacement circuit board for use with model 700 700a 700m 760 and 760a humidifier
Replacement Circuit Board, For Use With Model 700, 700A, 700M, 760 and 760A Humidifier
Aprilaire
SKU4238

$90.33

each
Out of Stock
or for lower prices
honeywell, hm750acyl, replacement cylinder
Replacement Cylinder
Honeywell
SKUHM750ACYL

$115.31

each
8 In Stock
or for lower prices
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Replacement Drain Spud, For Use With Model 550, 560 Humidifier
Aprilaire
SKU4223

$4.79

each
7 In Stock
or for lower prices
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Replacement Feed Tube, For Use With Model 350, 360 and 440 Humidifier
Aprilaire
SKU4079

$13.46

each
6 In Stock
or for lower prices
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Replacement Feed Tube, For Use With Model 400, 400A, 400M, 500, 500A, 500M, 600, 600A and 600M Humidifier
Aprilaire
SKU4335

$10.02

each
7 In Stock
or for lower prices
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Replacement Feed Tube, For Use With Model 700, 760, 760A and 768 Humidifier
Aprilaire
SKU4235

$13.46

each
7 In Stock
or for lower prices
honeywell, hc26a-1008, replacement humidifier pad
Replacement Humidifier Pad
Honeywell
SKUHC26A1008

$14.73

each
4 In Stock
or for lower prices
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Replacement In-Line Strainer, For Use With Model 600 Humidifier
Aprilaire
SKU4004

$6.70

each
13 In Stock
or for lower prices