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Terram Direct 
Covamat-Plus Erosion Control Rolls
Covamat Plus offers a erosion control blanket for slope stabilisation that can be 100% coir or straw matting, pre seeded or non seeded to help establish vegetation to prevent erosion. The Covamat Plus is a 10-15mm thick quilted straw and/or coir mats with added fertiliser, micro-organisms, mulches and a choice of seeds incorporated during manufacture. The Covamat Plus organic bio-degradable Coir erosion control blanket incorporating standard and specified seed mixes suitable for various soil and climatic conditions. Covamat Pus improves poor soil conditions with the addition of organic fertiliser and micro-organisms. Giving protection against surface erosion. It is also available in different fibre combinations and reinforced meshes for short, medium and long-term degradation (Up to 36months). Specially designed for: freshly-soiled inherently stable embankments, new slope cuttings, lining new water-courses, balancing ponds, facing reinforced soil slopes, lake edgings, protection of natural monuments, establishing wild flowers and road ditching.
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Covamat Plus offers a erosion control blanket for slope stabilisation that can be 100% coir or straw matting, pre seeded or non seeded to help establish vegetation to prevent erosion. The Covamat Plus is a 10-15mm thick quilted straw and/or coir mats with added fertiliser, micro-organisms, mulches and a choice of seeds incorporated during manufacture.
The Covamat Plus organic bio-degradable Coir erosion control blanket incorporating standard and specified seed mixes suitable for various soil and climatic conditions. Covamat Pus improves poor soil conditions with the addition of organic fertiliser and micro-organisms. Giving protection against surface erosion. It is also available in different fibre combinations and reinforced meshes for short, medium and long-term degradation (Up to 36months). Specially designed for: freshly-soiled inherently stable embankments, new slope cuttings, lining new water-courses, balancing ponds, facing reinforced soil slopes, lake edgings, protection of natural monuments, establishing wild flowers and road ditching.
Type 1: 100% straw blanket suitable for slopes up to 30°
Type 2: 50% straw / 50% coir blanket suitable for slopes up to 45°
Type 3: 100% coir fibre suitable for slopes over 45°
Once the Covamat Plus has been laid and irrigated, the dehydrated and granulated fertiliser material serves as a natural slow-release nutrient source.
|
Type |
Specification |
Roll Size |
|
Type 1 |
100% Straw Fibres 700 – 750g/m2 |
1.2 x 30m 2.4 x 25m |
|
Type 2 |
50% Straw Fibres, 50% Coir Fibres 700 – 750g/m2 |
1.2 x 30m 2.4 x 25m |
|
Type 3 |
100% Coir Fibres 700 – 750g/m2 |
1.2 x 30m 2.4 x 25m |
Dependent on application and site conditions various seed mixes are available (see table) or your site specific seed mix can be incorporated (minimum 500m2).
Covamat Seed Mixes
Seedmix 1A:
Low performing • non forage • specially for flood endangered areas and steep slopes, dikes and coastal stripes • excellent sodforming and erosion protective • strong root development • also salt resistant
Seedmix 2A:
Standard fresh and moist ground • low maintenance • strong root development • erosion protective • also salt resistant Seedmix 2B: For dry and stony underground • strong root development • erosion protection • also de-icing salt-resistant
Seedmix 1C:
As per seed mix 1A • with additional clover for poor soil conditions • most widely used mix
Seedmix 2C:
As per seed mix 2A • with additional clover for poor soil conditions
Seedmix 1P:
For especially poor soil conditions • soils with vegetation establishment problems • erosion protection • strong root development and ground cover • de-icing salt resistant
|
English Name |
1A |
2A |
2B |
1C |
2C |
P |
|
Perennial Ryegrass |
30% |
– |
– |
27% |
– |
25% |
|
Creeping Red Fescue
|
30% |
35% |
25% |
27% |
25% |
25% |
|
Chewing Fescue |
30% |
30% |
30% |
27% |
25% |
– |
|
Smooth Stalk Meadow |
10% |
30% |
20% |
12% |
10% |
– |
|
Brown Top Bent
|
– |
5% |
5% |
– |
5% |
10% |
|
Sheeps Fescue |
– |
– |
20% |
– |
28% |
15% |
|
Hard Fescue |
– |
– |
– |
– |
– |
– |
|
Alta Fescue, Tall Fescue |
– |
– |
– |
– |
– |
– |
|
Red Clover |
– |
– |
– |
3% |
3% |
5% |
|
White Clover |
– |
– |
– |
2% |
2% |
4% |
|
Birdsfoot Trefoil |
– |
– |
– |
1% |
1% |
4% |
|
Yellow Trefoil |
– |
– |
– |
1% |
1% |
4% |
|
Sucking Clover |
– |
– |
– |
– |
– |
4% |
|
Alsike Clover |
– |
– |
– |
– |
– |
4% |