Glass Tube Rotameters

Low Flow Meters - NI / LFR

We are Authorized Calibrator, Dealer, Distributor, Supplier, Exporter, Repairer (Servicing / Repairing Services Provider) of Low Flow Meters from Pune, Maharashtra, India. Nirmay Instruments is a reputed Manufacturer of these products. Majorly we target customers from ALL OVER MAHARASHTRA and then Indian Metro Cities like Mumbai (Maharashtra), Delhi, Kolkata (West Bengal), Chennai (Tamil Nadu), Bangalore (Karnataka), Hyderabad (Telangana), Ahmedabad (Gujarat), Pune (Maharashtra), Surat (Gujarat).


Nirmay Low Flow Meters are designed taking industrial applications into focus. A strong body with a sturdy construction makes it ideal for use for a long term.

Body MS (Powder Coated), SS304
Float SS316 Ball, PTFE
Wetted Parts SS316, SS304, MS (Powder Coated)
Glass Tube Borosilicate Glass
Connection Flanged and Screwed
Accuracy J+/- 3 to 5 % of Full Scale Division
Application Virtually all Industrial Liquids and Gases


Rotameter Sizing Details
Size (NB) A (Screwed) B (Flanged) rotameter diagram
10 210 330
15 400 500
20 400 500
25 400 500
40 400 500
50 400 500