Features A general purpose, versatile 1" (25mm) to 6" (150mm) dial, 304stainless steel thermometer Bi-metallic sensing element for reliable readings Back, bottom or adjustable angle connection Welded stem length from 2.5" (63mm) and up ±1% accuracy Anti-parallax dial that reduces operator reading errors Re-zero adjustment screws are standard on the 2" (50mm) to 6" (150mm) dials 2 year warranty Applications Industrial process heating and air conditioning ventilation and wastewater