Here are screenshots of all the models added for the decorations added so far in KOTFE. Not including mounts or decos with incomplete models. Blinking lights show up as white boxes. Ceiling decorations are upside down.
Full XML output compared to live is linked so you can find the sources, hooks, ect.. for any of these decosos:
Changed Decorations vs Live
Ancient Rakata Terminal

Ancient Rakata Transporter

Arrangement Zakuul Crates

Art Criminal Underworld

Art Mandalorians

Art Orange Vertex

Art Rakghoul Caverns

Art Rakghoul Lurkers

Art Rakghouls

Art Red Bisector

Art Weapons Cache

Art White Scalene

Banner Scions of Zakuul

Battle-Worn Barricade

Center-Mounted Monitor Display

Contagious Plants

Damaged Republic ATV

Damaged Turret

Deactivated Skytrooper

Debris Pile (Large)
.PNG)
Destroyed Battledroid

Destroyed Ceiling Light

Destroyed Speeder Bike

Disintegrator (Ceiling)
.PNG)
Factory Welding Droid

Framed Skytrooper Chassis Remains

Gree Pillar

Incomplete Skytrooper Chassis

Jukebox Galactic Mysteries

Jukebox Grand Metropolis

Koth Shuttle

Left-Mounted Monitor Display

Makeb Gazebo

Model Star Fortress (missing effect)
.PNG)
Portable Zakuulan Sentry Turret

Power Condenser Tube

Quarantine Container

Rakata Console

Rakata Generator

Rakata Guard Statue

Rakata Hanging Light (Blue)
.PNG)
Rakata Hanging Light (Yellow)
.PNG)
Rakata Mantlepiece (Purple)
.PNG)
Rakata Ruins

Rakata Standing Light (Orange)
.PNG)
Rakata Wall Sconce (Purple)
.PNG)
Right-Mounted Monitor Display

Sandbag Barricade

Shipping Crate (Damaged)
.PNG)
Sign City of Zakuul (Blue)
.PNG)
Skytrooper Holder (Ceiling)
.PNG)
Skytrooper Model Display Tube

Skytrooper Praetorian Armor Display

Stacked Carbonite

Star Fortress Stasis Bunk

Statue of Mandalore the Ultimate

Sun Machine Reactor

Wall Vents

Wall-Mounted Power Converter

Wall-Mounted Power Regulator

XR-9 Scrambler Grenade in Suspension Chamber

Zakuul Boarding Pod

Zakuul Cabinet

Zakuul Cannister

Zakuul Console

Zakuul Floor Lamp

Zakuul Gardens

Zakuul Highback Chair

Zakuul Oval Table

Zakuul Rug

Zakuul Turret Command

Zakuulan Chair

Zakuulan Computer Console Type A

Zakuulan Computer Console Type B

Zakuulan Force Focus

Zakuulan Hanging Monitor Array

Zakuulan Medical Bed

Zakuulan Meta-Computation Machine

Zakuulan Pilaster

Zakuulan Shield and Force Pikes

Zakuulan Standing Floor Lamp

Zakuulan Tech Wall Panel

Zakuulian Sheild and Staff Weapon Display

Zakuulian Sheild and Staff Weapon Rack

Zakuulian Staff Weapon Rack

globes (missing planet hologram)
.PNG)