Why must condensate pumps used with condensing furnaces be ...

[pepyto]

Why must condensate pumps used with condensing furnaces be approved for furnace condensate use?
 
  A) The condensate from a furnace is mildly acidic and can damage the materials in some condensate pumps.
  B) The condensate from a furnace is flammable and only furnace-rated condensate pumps can pump flammable liquid.
  C) The condensate from a furnace is mildly alkaline and can damage the materials in some condensate pumps.
  D) The furnace manufacturer will void the warranty if the wrong condensate pump is used.

Question 2

To use a fan curve, you need to know:
 
  A) The required CFM and the static pressure the fan must operate against.
  B) The CFM and the RPM.
  C) The horsepower and efficiency.
  D) The RPM and tip speed.

[mmpiza]

Answer to Question 1

A

Answer to Question 2

A

[pepyto]

Thanks for the timely response, appreciate it

[blakcmamba]

Gracias!