
$37.30

3-1/2 in fire-sprinkler gauge with AIR/WATER on the dial, 0-300 PSI — FM approved and UL listed, PC/PBT resin case, brass 1/4 in NPT low mount. One dial for wet and dry risers (P-1590/R-1590 series).

3-1/2 in fire-sprinkler gauge with AIR on the dial, 0-80 PSI retarded to 250 PSI — FM approved and UL listed, PC/PBT resin case, brass 1/4 in NPT low mount. For dry-pipe fire-protection systems (P-1590/R-1590 series).

3-1/2 in fire-sprinkler gauge with WATER on the dial, 0-300 PSI — FM approved and UL listed, PC/PBT resin case, brass 1/4 in NPT low mount. For wet fire-protection risers (P-1590/R-1590 series).