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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 Plus™ 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.
A quilted coir roll pre-seeded or non-seeded to encourage vegetation for slope stabilisation. Covamat™ Plus is an organic biodegradable erosion control blanket.
The Covamat Plus™ organic bio-degradable Coir erosion control blanket incorporating standard and specified seed mixes suitable for various soil and climatic conditions. Covamat Plus™ 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 |
Gradient |
Roll Size |
|
Type 1 |
100% Straw Fibres 700 – 750g/m2 |
Up to 30° |
1.2 x 25m 2.4 x 25m |
|
Type 2 |
50% Straw Fibres, 50% Coir Fibres 700 – 750g/m2 |
Up to 45° |
1.2 x 25m 2.4 x 25m |
|
Type 3 |
100% Coir Fibres 700 – 750g/m2 |
Over 45° |
1.2 x 25m 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% |
Type Specification Roll Size Type 1 100% Straw Fibres 700 – 750g/m2 1.2 x 25m 2.4 x 25m Type 2 50% Straw Fibres, 50% Coir Fibres 700 – 750g/m2 1.2 x 25m 2.4 x 25m Type 3 100% Coir Fibres 700 – 750g/m2 1.2 x 25m 2.4 x 25m