Mitsubishi Heavy Industries

Use the drop down box above or simply search the model of Mitsubishi Heavy Industries (MHI) duct air conditioning fan coil unit that you are installing. A velocity calculator available at the top of the page will help you select the correct size and number of air outlet connections that will suit your needs.

£51.43
Manufactured in ABS, these lightweight but strong supply air plenum boxes are pre-insulated. Use the drop down velocity calculator to select the number...

£154.00
These pre-insulated fabricated boxes are available with spigots located on both the front or end of the plenum box or any combination required. Some options...

Minimum quantity for "FDUM 40-50VF1 Supply Air Plenum End Discharge" is 1.


£85.00
This pre-insulated supply air plenum box suits MHI. Moulded in ABS and then internally lined, this model offers a full selection of spigot size options to...

£73.57
Manufactured in ABS, these MHI supply air duct plenum boxes are pre-insulated as standard. Lightweight but with a high impact rating: easy to handle...

£63.06
Manufactured in ABS, these lightweight but strong supply air plenum boxes are pre-insulated. Use the drop down velocity calculator to select the number...

£51.43
Manufactured in ABS, these supply air plenum boxes are pre-insulated to both reduce energy consumption and the risk of condensation. Lightweight but with...

£53.87
Manufactured in ABS, these lightweight but strong supply air plenum boxes are pre-insulated. Use the drop down velocity calculator to select the number...

£209.99
These fabricated boxes are available with spigots located on both the front or end of the plenum box or any combination required. Some options are shown but...

Minimum quantity for "FDUM 100-140V Supply Air Plenum - End Discharge" is 1.


£65.40
Manufactured in ABS, these MHI VRF supply air plenum boxes are pre-insulated as standard. Lightweight but with a high impact rating makes this product...

£61.95
Manufactured in ABS, these lightweight but strong supply air plenum boxes are pre-insulated. Use the drop down velocity calculator to select the number...

£145.00
Linwood manufacture fabricated supply air plenums to suit the various different high static models of MHI. All plenum boxes are supplied insulated.

Minimum quantity for "FDU 200-280VH Air discharge Plenum Box" is 1.


£61.89
Manufactured in ABS, these MHI supply air plenum duct boxes are pre-insulated to reduce energy consumption and also the risk of condensation. Lightweight...