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The 140-705 from Amtrol is a Radiant Extrol RX-15 Expansion Tank (2.0 gal). It's designed for use in..
$ 70.95
The 141-305 from Amtrol is a Radiant Extrol RX-30 Expansion Tank (4.4 gal). It's designed for use in..
$ 84.95
The 143-381 from Amtrol is a Radiant Extrol RX-60 Expansion Tank (10.3 gal). It's designed for use i..
$ 205.95
The Radiant Extrol Expansion Tanks are reliable tanks that enhance the performance of open or closed loop type radiant heating system. They are also suitable for glycol and water mix application, such as snow melting systems. All Radiant Extrol tanks come with a non-ferrous system inlet connection for improved corrosion resistance, and are factory pre-charged 12 psi.
