

Ships same day if ordered by 12 pm
Manufacturer pricing rules prevent us from advertising our discount — no account or email required to see it.
Secure Payments
Easy Returns
Expert Advice
Fast Shipping
The Modine 77793 is a concentric vent vertical adapter kit designed for HDS 30-45K BTU unit heaters. This four-inch adapter connects the unit heater to a concentric vent pipe, ensuring efficient venting of exhaust gases. The vertical orientation of the adapter provides correct alignment between the vent pipe and heater. Constructed from durable materials, it withstands tough industrial environments and provides a secure, airtight connection that prevents gas leaks.
This adapter enhances the performance and safety of the Modine HDS unit heaters. It maintains proper combustion, ensuring optimal operation and improving indoor air quality.
Thanks for subscribing!
This email has been registered!