(NSS) Certified Navien Service Specialists Practice Test
NSS - Certified Navien Service Specialists NSS NSS Warranty & Documentation
What is the standard residential warranty coverage for Navien NPE-A series condensing tankless water heaters?
Select your answer
A
1 year parts and 1 year labor only
B
5 years on parts, 15 years on the heat exchanger, and 1 year on labor
C
10 years on all components including labor
D
Lifetime warranty on all parts with no labor coverage
Hint