FAQ and Help Topics


Find quick answers to your questions below...
Air Conditioners
Do all 12 SEER air conditioners perform the same?
How about a little data on SEER ratings. My unit is 15 years old and I have no idea what the actual efficiency is?
How does a ductless system work?
How important is SEER?
How is Ductless different than central air-conditioning?
How often should filters be cleaned or replaced?
I've heard a lot about new refrigerants. What are the facts?
Is a heat pump less efficient in the summer than a regular air conditioner?
Should I keep running my old system until it wears out or replace it sooner?
Should my home be humidified?
What are the benefits of Ductless systems?
What are the main components of a Ductless system?
What is "HSPF?"
What is "SEER?"
What is "zone control?"
What is a "ton" of air conditioning?
What is the difference in a Manufacturer's Limited Warranty and an Extended parts and labor Warranty?
What size system do I need for my home?
When do I know it's time to replace my system?
Furnaces
How important is AFUE?
My gas furnace is no longer heating properly. What is the most likely problem?
Should I keep running my old system until it wears out or replace it sooner?
What air conditioner works best with a gas furnace?
What is "AFUE"?
What is a cracked heat exchanger?
What is the best type of system to meet all indoor comfort needs?
What is the difference between manufacturers products?
What is the difference in a Manufacturer's Limited Warranty and an Extended parts and labor Warranty?
When do I know it's time to replace my system?
General
Can I cancel my order after it has been placed?
Can I pick up my items?
Can you ship items to international addresses?
Do you ship to P.O. Box addresses?
Do you ship to US Military APO addresses?
How are the products shipped?
How long will shipping take?
Is the product new or refurbished?
Do I need to pay sales tax?
How long will it take to process my order?
Will I receive an order confirmation?
What is the status of my order?
What forms of payment do you accept?
Is ordering online secure?
Heaters
Can I use an infrared heater inside?
How many BTUs do I need? / What size heater do I need?
How much space should I allow between an infrared or patio heater and the surrounding walls / ceiling?
I have a new style tank with outside threads, will my heater work with this?
What are the differences between all of the ignition types on the universal range of heaters?
What Insulation type should I use for a greenhouse when using your BTU calculator?
What is a BTU ?
What is WC and PSI all about?
Why do I need a 100 lb propane tank for the indoor gas heaters?
Indoor Air Quality
How does a dehumidifier work?
Would I need to run a dehumidifier all the year round?
Thermostats
Should a thermostat be set to "auto" or "on"?
What different types of systems can be regulated by a thermostat?
What is a thermostat?