Will WGB32B-KDS whole house water filtration system decrease water pressure to the house?

It should not. If you experience significant pressure loss, please let us know.

What are the water pressure requirements for the WGB32B-KDS residential water treatment systems to work?

The feed water pressure needs to be between 25 psi and 80 psi.

Is this domestic water purification system suitable for well water?

This whole house water purification system can filter both city water and well water. However, it doesn't filter out viruses and bacteria. For well water, a whole house UV stage (#UVF55FS) is recommended.

Does WGB32B-KDS home water filtration system work on hot water?

No, we do not recommend installing a water filter for home to filter hot water as the high temperature can damage the carbon block filter. The operating temperature for the whole house system is 40 - 100°F.