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2.2 Connections.
See Figure 4.
Connection of the product to the heating system is via the 4 × 28mm pipe connections.
Connection must be via appropriate compression fittings (not supplied).
A thermostat/sensor pocket is inserted to the upper ½” boss of the product as supplied. This
sensor pocket is NOT factory-fitted and is unsealed. It must be fitted and sealed as part of
installation activities.
The lower ½” boss is present on the product in order to facilitate the fitment of a drain valve
(not supplied).
A 22mm connection is present on top of the product in order to facilitate the fitment of an
automatic air vent (not supplied). An air vent must be fitted.
Figure 4. Connections