Radiators Zehnder Nova NHLLH NVLV
(The model is made for smoothing)

1) 2000 x 353 x 100 (RAL 9016)
2) 1400 x 424 x 100 (RAL 5001)
3) 600 x 495 x 100 (RAL 9005)
4) 500 x 566 x 100 (RAL 1013)
5) 566 x 1800 x 100 (RAL 9016)
6) 424 x 2200 x 100 (RAL 9005)

https://zehndershop.ru/catalogue/zehnder-nova/ 

My other models:
https://3dsky.org/users/nk3d