Lochinvar & A.O. Smith 100277963 Gasket 321894-709 including S1-7680-3791 and OL29198

including S1-7680-3791 and OL29198

as R404A is heavier than air

including those requiring the 7136 valve kit

while the bolt-on design allows for rapid installation without the need for extensive downtime

Lochinvar & A.O. Smith 100277963 Gasket 321894-709 including S1-7680-3791 and OL29198The Lochinvar & A. O. Smith 100277963 Gasket is a critical OEM component designed for high performance burner manifold sealing in commercial and industrial gas fired heating systems. This ultra high performance burner gasket is engineered to withstand the intense thermal stress and high pressures typical of the Outdoor Crest OFN(L) 751 2001 series and compatible A. O. Smith Cyclone Mxi high efficiency water heaters. As a veteran technician knows,