Biasi
Biasi Air-Box Assembly BI1273100
Air-box assembly BI1273100 for compatible Biasi gas boilers; check model and GC number before ordering.
At a glance
- Also known as AIR-BOX-M110, 1650957
Showing prices
£69.14
£57.62 ex. VAT · VAT at 20%
Available to order · 3 working days
Available to order · 3 working days
Not certain it's the right part? The technical team verifies fitment before dispatch — no charge, and it stops a second trip.Call the technical teamSend a technical question
Same-day dispatch
Ordered by 4pm Mon–Fri, 10:30am Sat.
30-day returns
Unused, in original packaging.
What it is
The Biasi BI1273100 is an air-box assembly for Biasi gas boilers. It forms part of the appliance air supply arrangement and is listed for the Biasi Activ A 18S and other compatible models. It is identified in parts listings as the air box (M110).
Signs this part needs replacing
- Cracks, distortion or impact damage to the air-box housing
- Loose, missing or deteriorated seals at the air-box
- Debris or obstruction inside the air-box
- Noisy operation or whistling from the air intake
- Combustion or ignition faults traced to the air supply
Before you order
- Check the appliance model and GC number against the fitment list.
- Confirm the existing part is marked BI1273100 or is listed as air box (M110).
- Inspect the air-box and associated seals for damage before ordering.
- Confirm the appliance is a compatible Biasi gas boiler.
Compliance
| GC number | H58-705 |
|---|---|
| Barcode / EAN | 8023585834275 |
| Alternative numbers | AIR-BOX-M110, 1650957 |
| Make | Model / assembly | Reference | Years | Fitment |
|---|---|---|---|---|
| BIASI ACTIV A 18S | 41-583-11 | 41-583-11 | — | — |
| BIASI ACTIV A 18S | — | — | — | |
| BIASI ACTIV A 18S LPG | 41-583-11 | 41-583-11 | — | — |
| BIASI ACTIV A 25C | 47-583-21 | 47-583-21 | — | — |
| BIASI ACTIV A 25C | — | — | — | |
| BIASI ACTIV A 25C LPG | 47-583-21 | 47-583-21 | — | — |
| BIASI ACTIV A PLUS 16S | 41-583-20 | 41-583-20 | — | — |
| BIASI ACTIV A PLUS 16S | — | — | — | |
| BIASI ACTIV A PLUS 16S LPG | 41-583-20 | 41-583-20 | — | — |
| BIASI ACTIV A PLUS 25C | 47-583-28 | 47-583-28 | — | — |
Showing 10 of 51 compatible appliances.
Fitment listings are a guide, not a guarantee. Plant-room assemblies get modified on site more often than not. Send us the GC number off the data badge and a photo of the existing valve and we will confirm before anything is dispatched.
Documents & drawings
Everything we hold for this part. Where a document exists but we don't hold it, the technical team will source it from the manufacturer — usually the same working day.
manual
BIASI appliance manual — ACTIV A 18S (GC 41-583-11), ACTIV A 18S LPG (GC 41-583-11)
manualmanualBIASI appliance manual — ACTIV A 25C (GC 47-583-21), ACTIV A 25C LPG (GC 47-583-21)
manualmanualBIASI appliance manual — ACTIV A PLUS 16S (GC 41-583-20), ACTIV A PLUS 16S LPG (GC 41-583-20), ACTIV A PLUS 25S (GC 41-583-21), ACTIV A PLUS 25S LPG (GC 41-583-21)
manualmanualBIASI appliance manual — ACTIV A PLUS 25C (GC 47-583-28), ACTIV A PLUS 25C LPG (GC 47-583-28)
manualmanualBIASI appliance manual — ADVANCE PLUS 16S (GC 41-583-22), ADVANCE PLUS 16S LPG (GC 41-583-22), ADVANCE PLUS 25S (GC 41-583-23), ADVANCE PLUS 25S LPG (GC 41-583-23)
manualmanualBIASI appliance manual — ADVANCE PLUS 16S ERP (GC 41-583-27), ADVANCE PLUS 16S ERP LPG (GC 41-583-27), ADVANCE PLUS 25S ERP (GC 41-583-28), ADVANCE PLUS 25S ERP LPG (GC 41-583-28)
manualmanualBIASI appliance manual — ADVANCE PLUS 25C (GC 47-583-29), ADVANCE PLUS 25C LPG (GC 47-583-29)
manualmanualBIASI appliance manual — ADVANCE PLUS 25C ERP (GC 47-583-35), ADVANCE PLUS 25C ERP LPG (GC 47-583-35)
manualmanualBIASI appliance manual — GARDA HE PLUS M110.24SM/E (GC 47-970-31)
manualmanualBIASI appliance manual — GARDA M110B.24SM/E (GC 47-583-13)
manualmanualBIASI appliance manual — INOVIA 16S (GC 41-583-25), INOVIA 16S LPG (GC 41-583-25), INOVIA 25S (GC 41-583-26), INOVIA 25S LPG (GC 41-583-26)
manualmanualBIASI appliance manual — INOVIA 25C (GC 47-583-32), INOVIA 25C LPG (GC 47-583-32)
manualmanualBIASI appliance manual — INOVIA 25C ERP (GC 47-583-38), INOVIA 25C ERP LPG (GC 47-583-38)
manualmanualBIASI appliance manual — INOVIA 25S ERP (GC 41-583-30), INOVIA 25S ERP LPG (GC 41-583-30)
manualmanualBIASI appliance manual — RIVA ADVANCE HE M110.24SM/C (GC 47-970-29)
manualmanualBIASI appliance manual — RIVA ADVANCE HE M110B.24SM/C (GC 47-583-11)
manualmanualBIASI appliance manual — RIVA ADVANCE HE M110B.24SR/C (GC 41-583-07)
manualNo technical questions yet for this part.
Not sure which part?
Search by part number, product name or brand — our technical team confirms fitment before anything is dispatched.