Non-visible items
Electric pipe
VIP brand
Fan box
VIP brand
Junction box
VIP brand
Electric wires -> quality criteria are thickness, purity, FRLS(Fire Retardant Low Smoke)
Finolex
Polycab
Havells
V-guard
Anchor
R.R.Cables
Switch boxes
Switch plate
Switches
Fans
Lights
Each brands has multiple products lines available in house wire category:
FR (Fire Retardant)
EFFR (FR PVC Extra flexible)
HFFR (Halogen Free Flame Retardant)
FRLS (Fire Retardant and Low Smoke)
FRLSH (Fire Retardant Low Smoke and Low Halogen)
http://www.vippipe.com/quality/
https://www.quora.com/Which-wire-cable-is-good-for-new-house-electrical-work