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Under $20 Heating, Ventilation & Air Conditioning

Shop the best prices on 20,891 great value under $20 heating, ventilation & air conditioning. Shopping for heating, ventilation & air conditioning is easy with Fruugo, with SALE discounts, offers and savings on Ydcy, Lichifit, Shanghai Yangxin and more. Buy heating, ventilation & air conditioning online safely with Fruugo, with secure payment and fast shipping to Singapore.

HVAC ControlsVents & FluesAir DuctsAir & Filter Dryers
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1 - 32 of 3,200
For AirMini Hose Connector For CPAP Tube CPAP Hose Port
$9.95 Save $6.00 RRP: $15.95
Lcd Display For Netatmo Smart Thermostat V2 Nth01 For Netatmo N3a-thm02 Screen
$8.95 Save $4.00 RRP: $12.95
230V Electric Thermal Actuator NC AC Floor Heating Valve for Underfloor Heating Thermostat
$16.95 Save $26.00 RRP: $42.95
Tuya WiFi Temperature Sensor 2.4G WiFi Temperature Sensor Smart with Temperatur
$10.95 Save $6.00 RRP: $16.95
Plastic Air Volume Control Valve Duct Manual Round Switching Check Valve Tools Herramientas Ferramentas Multimeter Multitool
$18.95 Save $3.00 RRP: $21.95
Smart Device Wireless Control Panel Interface
$11.95 Save $16.00 RRP: $27.95
Room Thermostat, Universal Standard Room Thermostat, Mechanical Room Thermostat, Energy Saving Mechanical Temperature Control [xh]
$4.95 Save $20.00 RRP: $24.95
Replacement Thermostat for Electric Radiator with Temperature Control 16A 250V Multicolor Iron
$17.95 Save $5.00 RRP: $22.95
8pack Shipping Container Air Vent Kit Heavy Duty Shipping Container Accessories Flow Ventilation Ki
$20.95 Save $21.00 RRP: $41.95
75mm to 60mm Parking Heater Ducting Reducer Connector Air Heater Duct Pipe Reducer Adapter Converter for Eberspacher
$7.95 Save $5.00 RRP: $12.95
Thermostat Cover, Universal Thermostat Lock Box With Lock, Clear Large Thermostat Guard For Thermostat On Wall,thermostat Panel Lock Guard For Home, B
$9.95 Save $30.00 RRP: $39.95
Digital Thermostat Programmable Gas Boiler Heating Temperature Regulator Intelligent Thermostat Room Temperature Controller Energy Saving
$7.95 Save $2.00 RRP: $9.95
Air Vent Ducting Piece Round Flat Pipe Outlet Exhaust Connector 60Mm
$16.95 Save $25.00 RRP: $41.95
450ML Air Dryer Filter Ozone Generator Specific Drying Tube for Ozone Generator N26 20
$22.95 Save $23.00 RRP: $45.95
6 Inch to 4 Inch Duct Reducer Increaser Galvanized Steel Air Duct Adapter Round Crimped Pipe Connector Fitting Coupling unbrand
$16.95 Save $12.00 RRP: $28.95
Air Duct Reducer Adapters for 150mm to 100mm HVAC Venting Hose
$18.95 Save $80.05 RRP: $99.00
Humidity Controller Temperature Socket 230 V Switch Thermostat EU Plug Edition 1110
$15.95 Save $32.00 RRP: $47.95
MK05 Room Thermostat Floor Heating Room Thermostat 220V 16A Temperature Controller for Floor Heatin
$15.95 Save $48.05 RRP: $64.00
24 Volts Thermal Actuator for Precise Heating Control Radiant Floor Heating NEW
$20.95 Save $38.05 RRP: $59.00
Digital Temperature Controller with Probe, Accuracy Thermostat for Brewing, Fermentation, Seed Germination
$20.95 Save $11.00 RRP: $31.95
Electric Heating Thermostat 0-99 () 16000 (mA) Touch LCD Screen Floor Heating Thermostat Controller 16A Electric Heating Film Heating Cable
$15.95 Save $18.00 RRP: $33.95
Electric Underfloor Heating Thermostat Control Switch + Sensor Cable
$14.95 Save $39.05 RRP: $54.00
RV Water Heater ECO Thermostat and Thermal Cutoff Assembly Kit for Atwood 91447 93866 Models
$10.95 Save $10.00 RRP: $20.95
2W Electric Thermal Actuator Manifold Closed IP54 Waterproof Floor Heating Thermostatic Valve for Heating System Edition 0115
$9.95 Save $36.00 RRP: $45.95
2pcs 70145 4-Inch to 3-Inch Reducer,4 to 3 Duct Reducer
$19.95 Save $32.00 RRP: $51.95
Bimetallic Heating Thermostat Kdt-200 90 Celsius Temperature Switch Ac 250v 16a 25-26
$11.95 Save $11.00 RRP: $22.95
Thermostat Cover, Universal Thermostat Lock Box With Lock, Clear Large Thermostat Guard For Thermostat On Wall,thermostat Panel Lock Guard For Home
$16.95
Air Compressor Intake Filter, Air Filter for Compressor Silencer, Black Iron Muffler Silencer Thread 3/8 Inch 16MM Metal Intake Filter Replacement
$17.95 Save $18.00 RRP: $35.95
2 Pack Aluminum Door Vent Grille with Insect Screen for RV, Caravan, Wardrobe, Kitchen - 250x50mm Black
$14.95 Save $11.00 RRP: $25.95
Thermostat Lock Box Universal Thermostat Cover with Lock Box Guard with Key for Thermostat on Wall Home
$14.95 Save $6.00 RRP: $20.95
MH1220W Digital Temperature Controller Dual Display DC 12V-72V 10A NTC -40 ℃-120 ℃
$15.95
Replacement 2inch for Balboa Gecko Spa Hot Tub Heater Gasket
$7.95 Save $1.00 RRP: $8.95