Where it is required to maintain the temperature of the liquid in the gauge close to the temperature of the liquid in vessel, gauges can be provided with heating or cooling tubes passing through the inside of the gauge or externally mounted heating or cooling chambers.

Tubular Gauge Valves:

Type 156 for use with 3/4" or 5/8" O.D. tubular glass on low to medium pressures.
Offset Pattern design with vessel connections and materials to meet individual specification.

Non-Frosting Extensions

For reflex and transparent gauges to prevent frost build up over visible glass.

Recommended height of Non-Froster for various temperatures is as follows

Temperature of medium		Height
-32°C -54°C -76°C -97°C -120°C		25mm 51mm 76mm 102mm 127mm

Illuminators

Flameproof / Explosion proof illuminators can be supplied for use with transparent gauges.
BASSEEFA certified 15 watt
PTB certified 15 and 25 watt Illuminators are available in single, double or treble sections.
U.L. certified 15 and 25 watt

Expansion Loop

For reflex and transparent gauges between top valve and the gauge.
This eliminates the need for stuffing box end stem construction as the coil absorbs expansion and contraction

Other Accessories

Drain valves in several sizes and styles.
Open and shut indicators.
Locking devices.
Weather resistant calibrated gauge scales.