100mm Celcon H+H Standard Grade Plain Face 3.6N Block - Pack of 120

£197.73ex. VAT £1.65 per Block
£197.73ex. VAT
£1.65 per Block

Nationwide Delivery

Wed 10 Jun

Order by 2pm today
  • 10hrs
  • 53mins
  • 15secs

Delivery & Returns Info

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Delivery & Returns Information

Delivery charges vary by product category and order value. Items may ship from different suppliers and arrive separately, so delivery charges can be shown per part of your order at checkout.

Standard (Nationwide) Delivery

Core Products
Core
ORDER VALUE DELIVERY CHARGE
Under £300 ex. VAT £30 ex. VAT
Over £300 ex. VAT FREE

Core Delivery charges apply only when all products in an order that have equivalents are accepted as such. If even one product cannot be substituted with an equivalent, the entire order will not qualify for Core Delivery charges.

Timber & Sheet, Building Materials, Joinery and Gardens & Landscaping Products
ORDER VALUE DELIVERY CHARGE
Under £300 £25 ex. VAT
Over £300 ex. VAT FREE

Express Delivery

Express Delivery - Insulation and Plasterboard & Drylining
ORDER VALUE DELIVERY CHARGE
Under £400 £90 ex. VAT
Over £400 ex. VAT £55 ex. VAT
Express Delivery - Timber & Sheet, Building Materials, Joinery and Gardens & Landscaping Products
ORDER VALUE DELIVERY CHARGE
Under £300 £50 ex. VAT
Over £300 ex. VAT £35 ex. VAT

View Full Delivery Policy

How delivery works

We work with a nationwide network of trusted suppliers. Items in your basket may be supplied by different suppliers and delivered separately. Where this applies, you will see delivery charges shown at checkout for each part of your order. We always aim to group products from the same supplier to keep delivery costs as low as possible.

Delivery areas

Delivery charges apply to mainland UK, excluding: AB, CA, CF, DD, DG, EH, EX, FK, KA, KW, KY, IV, LA, LD, LL, ML, NP, PA, PH, PL, SA, SY, TR, TQ and TD.

If your address is in one of these areas, we will contact you before processing your order to confirm any additional costs. We do not currently offer delivery outside the UK mainland.

What to expect on delivery day

  • Deliveries are typically kerbside.
  • Please ensure someone is on-site to accept delivery. For heavier items, help with offloading may be required.
  • Many building materials arrive on large vehicles. If access is restricted, a specialist vehicle such as a HIAB may be required and could incur an additional charge.

Why delivery can cost more than typical parcel delivery

Building materials often travel on larger vehicles and usually carry fewer drops per run than parcel networks. That is why delivery charges can be higher than standard e-commerce shipping.

Returns

Returns depend on what you have bought and whether there is anything wrong with it. For full details on eligibility, timeframes, and exclusions, please see our full policy.

View Full Returns Policy


Key Features

  • {{savings}} Buying in packs lowers the cost per block 
  • {{av_timer}} Removes the need for repeated reordering or store trips
  • {{security}} Palletised supply keeps blocks secure in transit and handling
  • {{construction}} Bulk availability ensures consistent supply

Technical Specification

Technical Specification
URN: 5003229
Product: Standard Grade
Brand: Celcon
Application: Internal & External Leaf Cavity Walls, Separating Walls, Internal Partitions
Indoor/Outdoor Usage: Indoor and Outdoor
Material Type: Aerated Concrete
Thickness: 100mm
Length: 440mm
Height: 215mm
Weight: 840kg
Sales Unit: Pack
Sales Unit Coverage: 12m2
Pieces Per Pack: 120
Fire Rating: A1 Non-Combustible
Moisture Resistant: Yes
Thermal Conductivity: 0.15W/mK
Compressive Strength: 3.6N
Density: 600kg/m3
Product Standard: BS EN 771-1
Edge: Square

Product Overview

Purchasing 100mm Celcon H+H Standard Grade Plain Face 3.6N Blocks in bulk ensures your construction projects run smoothly and cost-effectively. When you choose packs of 120:

  • Better value for money - Buying larger quantities reduces the cost per block, giving you a stronger return on investment.
  • Less risk of damage - Bulk packs are securely stacked and delivered, minimising the chances of individual blocks breaking in transit.
  • Lower overall costs - Ordering small amounts regularly often means extra surcharges and higher transport fees. Stocking up avoids this.


Features & Benefits

  • Maximises efficiency & productivity: Keeps workers supplied with reliable blocks, cutting downtime on site.
  • Consistency across projects: Ensures every section of your build uses the same grade and quality of block.
  • Avoids delays: With a ready supply on hand, you won’t be held back by lead times or last-minute shortages.
  • More profitable: Bulk purchases offer more competitive pricing than smaller repeat orders.
  • Saves time on site: Having blocks ready to go speeds up the build process, making life easier for the whole team.

Applications

  • Cavity walls external leaf below DPC: Suitable for supporting wall assemblies in below-ground conditions.
  • Cavity walls external leaf above DPC: Provides structural strength and thermal protection for the external building envelope. 
  • Cavity walls inner leaf above DPC: Delivers load-bearing support for internal structures above the damp-proof course. 
  • Cavity walls inner leaf below DPC: Maintains structural integrity for foundation-level masonry requirements. 
  • Separating walls: Facilitates robust partition construction between units for acoustic and thermal performance.

Installation Guidance

  • Surface preparation: Ensure foundations are level and free from debris to guarantee a stable base for the first course. 
  • Mortar application: Use thin-joint or traditional mortar to secure blocks, ensuring a strong bond and minimised cold bridging. 
  • Jointing: Stagger all vertical joints across subsequent courses to distribute loads effectively and prevent cracking. 
  • Alignment: Use appropriate levelling tools during installation to maintain consistent wall plumb and finish.

Compliance & Performance

  • Compressive strength (3.6N/mm²): Fully compliant with design requirements for low-rise structural walling. 
  • Service class: Rated for both internal and external masonry applications above ground level. 
  • Finishing: Engineered with a texture that provides an excellent key for the application of standard renders and plasters.
  • Pallet Charge: A pallet will incur a refundable pallet charge. Our customer service team will confirm if this applies to your order.

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