Related by context. Frequent words. (Click for all words.) 43 airconditioners 43 air conditioners 43 patio heaters 42 refrigerators 41 clothes dryers 41 electrically heated 40 washing machines 40 evaporative cooling 40 driers 40 Air conditioners 40 radiant heating 39 humidifiers 39 dryers 38 dual flush toilets 38 heaters 38 propane heaters 38 air conditioners refrigerators 37 air conditioner 37 toaster ovens 37 water heaters 37 electrical appliances 37 wood burning stoves 37 ACs 37 dimmer switches 37 fridges 37 air conditioning 36 woodstoves 36 programmable thermostat 36 thermostats 36 air conditioned 36 bidets 36 underfloor heating 36 electricity 35 humidification 35 flush toilets 35 fluorescent lamps 35 convection oven 35 poorly insulated 35 microwaves 35 low flow showerheads 35 stoves 35 futons 35 air purifiers 35 automobiles 35 refrigeration 35 wood stoves 35 coolers 35 household appliances 35 water softeners 34 Refrigerators 34 washers dryers 34 lamps 34 evaporators 34 thermometers 34 programmable thermostats 34 appliances 34 convection ovens 34 misters 34 rice cookers 34 refrigerator 34 barbecue grills 33 thermostat 33 clothes washers 33 dehumidifier 33 detergents 33 solar panels wind turbines 33 compact fluorescent lamps 33 halogen lamps 33 kitchens 33 electric heaters 32 heating 32 ironing boards 32 radiators 32 kitchen appliances 32 hobs 32 halogen lights 32 aerators 32 kitchens bathrooms 32 boilers 32 airconditioning 32 gensets 32 cook stoves 32 taxis 32 icebox 32 hairdryers 32 tubs 32 furnace filter 32 marble countertops 32 refrigerator freezer 31 HEPA filters 31 cooling 31 flush toilet 31 perishable foods 31 TVs 31 ventilation 31 laundries 31 portable heaters 31 dishwashers 31 ovens 31 bath tubs 31 purifiers