A. Interstitial Leak Monitor CALIBRATION ASSEMBLY: Inner and outer plastic housings with printed calibration paper between housings. (options - glass inner piece)
B. Interstitial Leak Monitor INDICATOR TUBE: Red HDPE plastic
C. Interstitial Leak Monitor LOCK NUT: Red plastic to hold calibration assembly in place. (options - aluminum lock nut)
D. Interstitial Leak Monitor DURO NITRILE GASKET: On which flanges on base of calibration assembly are firmly seated to prevent leakage. (options - viton gasket)
E. Interstitial Leak Monitor ALUMINUM DIE CAST BUSHING: Type K-1.5 fits 1.5” standard npt tank flange. Type K-2 fits standard 2” npt tank flange.
F.Interstitial Leak Monitor FLOAT ARM ASSEMBLY: On gauges 42” and under—1/8” aluminum rod connected to indicator on top and float on bottom. On gauges 43” to 76”—2pcs of 1/8” aluminum rod connected in middle by compression union, on the bottom to a float, and on top to an indicator. On gauges 77” to 170” inches- 3 or more pieces of 3/16” aluminum rod connected by compression unions. Attached to float on bottom and indicator on top.
G. Interstitial Leak Monitor PLASTIC FLOAT 76” AND UNDER: Polypropylene float 1.5” dia. x 3.25” long.
H. Interstitial Leak Monitor CORK FLOAT 77” AND OVER: Poly coated cork float 1 7/8” in diameter. Length of float varies with length of gauge.
Interstitial Leak Gauge Monitors are specifically manufactured for the interstitial space on double walled containment units. They provide a simple visual indication that a leak has occurred in the inner tank.
Ordering Instructions: Part numbers are as follows K-(opening size)-(length) Example K-2-48. If gauge is not mounted in an interstitial tube, please specify that gauge needs a guide. If gauge is mounted in a 1.5” interstitial tube, please request small floats.
Other Options: Alarm - Gauge Guard - Specialty Replacement Parts