Cromar Pro Valley Bonding Strip 3000×225
From: £39.53 inc. VAT
£32.94 ex. VAT
- Area of use: EXT
- Volume: 225mm X 3000m x 70/100mm
- Container Type: banded in 10 lengths of 3 m
- Brand: cromar
- Manufactuer: sika
Data Sheets
Cromar Pro Valley Bonding Strip is Designed to create a secure, weathertight bonding joint beneath tiles or slates where a dry-fix GRP valley detail is required. Manufactured from glass-reinforced polyester (GRP), it offers enhanced strength, durability and reliable moisture protection at roof valley transitions.
Key Points:
-
Weathertight Seal – Creates a secure, weathertight bonding joint beneath tiles or slates.
-
Durable GRP Construction – Made from glass-reinforced polyester for enhanced strength and longevity.
-
Dry-Fix Compatibility – Suitable for roofing applications requiring a dry-fix GRP valley detail.
-
Moisture Protection – Helps prevent water ingress at roof valley transitions.
Shelf Life – Physical plastic items have not had their shelf life determined due to longevity
Storage Conditions – The product must be stored undamaged in packaging, in dry conditions at temperatures between + 5 °C and + 30 °C.
For more in our range of roofing, please click here. For our full range of products from Cromar, please click here.
For more information on Cromar and their products, you can visit their website here
Can be used both over batten and under batten, depending on roof design.
APPLICATION INSTRUCTIONS
-
Fit over or under the batten, as required.
-
Overlap adjoining lengths by a minimum of 150 mm.
-
Lay strips straight and ensure they are fully supported.
-
Maintain the correct water-shedding direction towards the eaves.
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| Elementlength | |||||||
| up to 1,5 m |
up to 2,5 m |
up to 3,5 m |
up to 4,5 m |
up to 2,5 m |
up to 3,5 m |
up to 4,5 m |
|
| Type of window frame material |
Minimum witdth of joints for a butled mounting b in mm |
Minimum witdth of joints for a inner mounting b in mm |
|||||
| Hard PVC (white) | 10 | 15 | 20 | 25 | 10 | 10 | 15 |
| Hard PVC and PMMA (dark) (colour extruded) |
15 | 20 | 25 | 30 | 10 | 15 | 20 |
| Hard PUR integral foam | 10 | 10 | 15 | 20 | 10 | 10 | 15 |
| Wood-aluminium-window | 10 | 10 | 15 | 20 | 10 | 10 | 15 |
| Aluminium-plastic sandwich frame (bright) |
10 | 10 | 15 | 20 | 10 | 10 | 15 |
| Aluminium-plastic sandwich frame (dark) |
10 | 15 | 20 | 25 | 10 | 10 | 15 |
| Wooden window frame | 10 | 10 | 10 | 10 | 10 | 10 | 10 |
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