Utica-Dunkirk 1260006SP Gauge Should I use RTV silicone

Should I use RTV silicone with these gaskets

Always verify your tubing measurements before soldering

this component maintains the critical air-to-fuel ratio required for efficient combustion system performance

preventing cold drafts or sluggish cooling at startup

Designed for rapid installation

Utica-Dunkirk 1260006SP Gauge Should I use RTV siliconeThe Utica Dunkirk 1260006SP is a heavy duty boiler temperature pressure gauge designed for precise monitoring of hydronic heating systems. This dual reading instrument features a temperature range of 70F to 320F and a pressure scale of 0 75 PSI, providing critical diagnostics for residential and commercial cast iron boilers. Built with a 2 inch shank and a standard 1 4" NPT bottom connection, it ensures a secure, leak free installation on the manifold