Description
The DU122 Easy Seal B125 900 x 900mm manhole cover is one of our most popular ductile iron access covers, designed for domestic driveways, housing developments, car parks and light commercial areas. Manufactured from high-quality ductile iron and tested to BS EN124-2 Class B125, it provides a durable, secure and cost-effective solution for chambers subject to cars and light vehicle traffic.
With a 900 x 900mm clear opening, 50mm frame depth and sealed solid top design, the DU122 offers excellent strength, corrosion resistance and long-term performance whilst maintaining a neat, professional finish.
Why Choose the DU122 B125 Manhole Cover?
The DU122 has become one of our best-selling 900 x 900mm manhole covers because it offers the ideal balance between performance and value.
Unlike heavier D400 covers designed for highways, the DU122 is specifically intended for areas where cars and light vehicles operate, making it an excellent choice for:
- Domestic driveways
- Residential developments
- Private roads
- Courtyards
- Car parks
- Commercial premises with occasional vehicle access
Key Features
- B125 loading classification (12.5 tonnes)
- 900 x 900mm clear opening
- 50mm frame depth
- High-strength ductile iron construction
- Sealed solid top design
- Corrosion-resistant black coating
- Manufactured to BS EN124-2:2015
- BSI Kitemark certified
- Supplied complete with frame and cover
Typical Applications
The DU122 is commonly specified for:
- Domestic driveways
- Housing developments
- Apartment blocks
- Schools
- Office developments
- Retail premises
- Commercial car parks
- Landscaped developments
- Utility chambers
Manufactured from ductile iron, the cover provides significantly greater strength than traditional cast iron whilst remaining easier to handle during installation.
B125 vs C250 vs D400- which do you need?
- B125 → Driveways and light vehicle use
- C250 → Car parks and commercial yards
- D400 → Roads and heavy traffic areas
For areas with increased vehicle loading, consider upgrading to a C250 manhole cover.
All manhole covers, gully covers, and frames are supplied through an external supplier. Delivery charges will be calculated in your cart at checkout. Due to the size and weight of these items, deliveries are typically made using an artic vehicle.
Returns are subject to a restocking fee and haulage which will be deducted from your refund.
Please review all product specifications before placing an order. If you require assistance selecting the correct product, our team is available on 03338803558 or info@drainageandcivilsdirect.co.uk to provide professional guidance.
By completing your order, you acknowledge and accept these delivery and return terms.
- Product Code: DU122
- Clear Opening: 900 × 900mm
- Frame/Base Size: 980 × 980mm
- Overall Depth: 50mm
- Loading Class: B125 (12.5 Tonne)
- Standard: BS EN124-2:2015
- Material: Ductile Iron
- Cover Type: Solid Top
- Finish: Black Bitumen Coated
- Certification: BSI Kitemark Certified
1. What does B125 mean?
B125 manhole covers are designed for areas with light vehicle traffic, such as driveways and car parks. They are rated to withstand loads up to 12.5 tonnes.
2. Is B125 strong enough for a driveway?
This size and load class is suitable for:
- Domestic driveways
- Car parks
- Light commercial areas
- Landscaped areas with occasional vehicle access
3. Can this cover be used on a main road? When should I upgrade to D400
No, for highways or heavy traffic areas, a D400 or higher load class is required.
See our D400 range for higher load requirement
4. What does “easy seal” mean?
An easy seal manhole cover includes a sealing system to help prevent odours and water ingress, making it suitable for domestic and landscaped applications.
5. Is this cover suitable for block paving or resin driveways?
Yes, but if a recessed finish is required, you may want to consider a recessed manhole cover instead.
See our recess cover range
6. Do you offer bulk pricing?
Yes trade pricing and bulk discounts are available on request.
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