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CONCRETE BLOCKS

 

Dense concrete blocks

 

Hollow and cellular

 

Fibotherm insulating blocks

 

Stowlite lightweight blocks

 

Midi blocks

 

MACRO blocks

 

Generation 2 MACRO blocks

 

T-joist first floor profile blocks

 

Soap bar blocks, coursing and slip bricks

 

Design your own block

 

Padstones

 

T-Joist first floor recessed profile blocks

 

Foundation (trench) blocks

PAVING SLABS

 

Commercial slabs

 

Patio paving and wet cast edgings

 

Tactile and patterned paving

 

Vintage/traditional and decorative

 

Permeable paving

KERBS, EDGINGS & CHANNELS

FLOORING

 

T-joist flooring

 

Hollowcore flooring

 

Flooring blocks

 

Accessories

 

On-site instructions for pre-cast joists

 

On-site instructions for pre-cast hollowcore flooring planks

FLOORING SOLUTIONS

 

For separating floors to help satisfy Robust details part E

 

E-FC-1, 4 and 5

 

E-FC-8, 9 and 11

 

E-FC-1(RSC) and 9(RSC)

 

E-FC-6 and 7

For domestic floors

 

D1, D2 and D5

 

D3 and D4

 

For ground floors to help satisfy Part L

 

L1, L2, L3 and L4

PRE-CAST CONCRETE LINTELS

EDGING, COPING, BOLLARDS AND PILLAR CAPS

 

Edging, bollards & pillar caps

 

Wall coping

FENCING

 

Fencing products

 

Semi-dry economy fencing

 

Portable post bases

 

Concrete barriers

 Dense concrete blocks to BSEN 771-3

Size mm per
tonne 7.3N/mm2
per
pack
7.3N 10.4N 17N Close texture 7.3N
440x215x75 72 56
     
440x215x90 60 48
     
440x215x100 54 44
440x215x140 38 32
440x215x190 28 20
   
Coursing bricks            
65x215x100 340 128  
   
65x215x140 240 96  
   
Coursing slips            
38x215x100 625 416
     
38x215x140 450 312
     
Blocks in excess of 20kg each. Please use with caution after assessing risks, or consider using Stowlite, Fibotherm, hollow, cellular or midi blocks.
   

OPTION 1
PARTIAL FILL

Outside resistance
100mm block+19mm render
50mm low emissivity cavity
50mm Kingspan Kooltherm K8
100mm dense concrete block
12.5mm drylining on Dabbs
Inside resistance
Sum of resistances
Uncorrected U-value
Correction
U-VALUE
0.040
0.136
0.644
2.380
0.100
0.230
0.130
3.660 m2K/W
0.273 W/m2K
0.026
0.299 W/m2K
Partial Fill Dense Concrete Block

OPTION 2
FULL FILL

Outside resistance
105mm brick
100mm Dritherm 32
100mm dense concrete block
12.5mm drylining on Dabbs
Inside resistance
Sum of resistances
Uncorrected U-value
Correction
U-VALUE
0.040
0.136
3.125
0.100
0.230
0.130
3.761 m2K/W
0.266 W/m2K
0.026
0.292 W/m2K
Full Fill Dense Concrete Block
Dense Concrete Block
 
Stowell dense concrete blocks offer the builder a full range of solid concrete blocks with a well-established durability, low drying shrinkage and proven acoustic properties that will fulfil most applications. They are manufactured to BS EN 771-3 using Class 1 limestone aggregates.

The blocks are available in a standard face size of 440 x 215mm and in thicknesses of 75mm, 90mm, 100mm, 140mm and 190mm in a standard finish (suitable for rendering). Strengths available are 7.3 N/mm2 , 10.4 N/mm2 and 17 N/mm2. The above blocks are also manufactured in a close textured finish which is suitable for direct decoration (strengths available 7.3 N/mm2,
10.4 N/mm2).

Coursing bricks and slips are also available in both 100mm and 140mm thicknesses.
SIZE mm
approx
weight kg
approx
density kgm3
440x215x75
14
1950
440x215x90
17
1950
440x215x100
18.5
1950
440x215x140
26
1950
440x215x190
35
1950
THERMAL CONDUCTIVITY: 1.00W/mK
THERMAL RESISTANCE
 
Size mm
m2K/W at:
440x215x75
3%m/c 0.8
440x215x90
3%m/c 0.9
440x215x100
3%m/c 0.10
440x215x140
3%m/c 0.14
440x215x190
3%m/c 0.19
(m/c = moisture content)
All products are available ex works.
Prices on application.
Telephone our sales office for further information and quotations.
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Stowell Concrete Limited, Arnolds Way, Yatton Bristol BS49 4QN
Tel: 01934 834000   Fax: 01934 835474   Email: sales@stowellconcrete.co.uk

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