The NBR (Buna-N) seals provide a tight

Genuine OEM Reznor part ensures precise 180°F trip settings for over-temp protection

this dry well serves as a robust protective barrier for HVAC temperature sensors and thermistors

This authentic OEM replacement part is engineered to maintain optimal oil temperature

Conbraco 21-104-03 Valves R-410A The NBR (Buna-N) seals provideThe Conbraco 21 104 03 is a professional grade water gauge valve set designed for reliable fluid level monitoring in commercial boiler and tank applications. Constructed from high quality rough bronze, these 1 2" NPT male valves feature extended shanks to facilitate easier installation through thick insulation or vessel walls. The assembly utilizes an EPDM glass seal and Teflon stem packing to ensure leak free performance under thermal cycling. Rated