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    Biasi Boiler Pressure Relief Valve PRV BI1131100
    Biasi Boiler Pressure Relief Valve PRV BI1131100
    Biasi Boiler Pressure Relief Valve PRV BI1131100
    Biasi Boiler Pressure Relief Valve PRV BI1131100
    Biasi Boiler Pressure Relief Valve PRV BI1131100

    Biasi Boiler Pressure Relief Valve PRV BI1131100

    £8.95 Exc. VAT £7.46

    Condition: New 
    Brand: Biasi
    Part Number:  Bi1131100
    GC Number: E83-013

    688 in stock


    This part fits the following boilers:

    Fits Appliance(s)   GC No.
    Biasi Activ A 18S  –  41-583-11
    Biasi Activ A 25S  –  41-583-12
    Biasi Activ A 30S  –  41-583-13
    Biasi Advance 25S  –  41-583-33
    Biasi Advance 30S  –  41-583-34
    Biasi Advance Plus 16S ERP  –  41-583-27
    Biasi Advance Plus 25S ERP  –  41-583-28
    Biasi Advance Plus 30S ERP  –  41-583-29
    Biasi Garda HE M96.24 SM/B  –  47-970-25
    Biasi Garda HE M96.24 SM/D  –  47-970-27
    Biasi Garda HE M96.28 SM/B  –  47-970-26
    Biasi Garda HE M96.28 SM/D  –  47-970-28
    Biasi Garda M90F 24S  –  47-970-19
    Biasi Garda M90F 24SR  –  41-970-10
    Biasi Garda M90F 28S  –  47-970-20
    Biasi Garda M90F 28SR  –  41-970-11
    Biasi Garda M90F 32S  –  47-970-22
    Biasi Inovia 16S  –  41-583-25
    Biasi Inovia 25S  –  41-583-26
    Biasi Parva M90 24S *2002*  –  47-970-13
    Biasi Parva M90 24SR *2002*  –  41-970-06
    Biasi Parva M90 28S *2002*  –  47-970-14
    Biasi Parva M90 28SR *2002*  –  41-970-07
    Biasi Riva Advance HE M110.24SM/C  –  47-970-29
    Biasi Riva Advance HE M110.32SM/C  –  47-970-30
    Biasi Riva Compact HE M96.24 SM/C  –  47-970-23
    Biasi Riva Compact HE M96.28SM/C  –  47-970-24
    Biasi Riva Compact HE M96.28SR/C  –  41-970-12
    Biasi Riva Compact M90E 24S  –  47-970-17
    Biasi Riva Compact M90E 28S  –  47-970-18
    Biasi Riva Compact M90E 32S  –  47-970-21
    Biasi Riva Plus M90D 24S  –  47-970-15
    Biasi Riva Plus M90D 24SR  –  41-970-08
    Biasi Riva Plus M90D 28S  –  47-970-16
    Biasi Riva Plus M90D 28SR  –  41-970-09

    Returns Policy

    Customers need to contact National Boiler Spares and get consent prior to returning any product.
    Returns must be made within 30 days from delivery date.

    Refunds for returns will be subject to 20% restocking fee at all times. This is to cover shipping and administration fees.
    The parts must be returned in original condition and packaging any labels so that the return item is fit for resale.

    We always try to help our customers but when a product is returned later than the allowed period or packaging being opened or being damaged, after examining condition of returned items, we may refuse to replace the part or fully refund for it.

    Refurbished Parts

    We are proud of the quality of our refurbished parts and they come with 12 months replacement warranty. Your receipt will be the proof of warranty and please keep them somewhere safe.


    Any cancellations prior to dispatch by National Boiler Spares or the customer will be accepted and full refund will be issued.
    For cancellation of any orders after the item(s) being dispatched, returns policy conditions apply.


    Contact Details for Returns and Cancellations

    Customer Services
    National Boiler Spares Ltd
    Tyne View Terrace
    Tyne and Wear
    NE28 6SG

    WhatsApp: +447960775479

    Customer Service: +441912633708

    Email: info@heatingtradesupplies.com

    Depending on the customer’s choice during checkout the products will be delivered either by courier service or Royal Mail first class post. Purchases made after 1 pm are not guaranteed to be dispatched the same day, although most of the time we are able to dispatch until 4pm. Royal Mail deliveries usually take from 1-3 days and delivery times depend on them. Please select courier service during checkout if you need the part urgently and this will be a next day delivery.

    We send full boilers and delivery charge will be £50.00. Please contact us if you need boilers.

    We are able to send parcels for Saturday or Sunday delivery. Please contact us if you need the part over the weekend.

    Where do we deliver?

    We deliver worldwide with international carriers. If for any reason we are unable to deliver to a specific country, we will contact the customer after the sale.

    For UK deliveries:

    Please keep in mind that the prices for certain locations, including Isle of Man, Scilly Islands, Isle of Wight, Scottish Isles, Scottish Highlands and Northern Ireland differ from £15.00 to £25.00 and sent via courier service. The cost will be calculated depending of the delivery address.

    For EU destinations:

    Your parcel will be sent with DPD Local and tracking information will be sent on request.

    Rest of the world:

    Depending on your location, your parcel may be tracked to your door or can only be tracked until it has left the UK. We do not take any responsibility after the parcel has left the UK in these instances.


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