SSQ Del Carmen Celtas Spanish Slate
SSQ Del Carmen Celtas Spanish Slate
Del Carmen Celtas slate is a high-quality well grade Spanish Slate that can be used as a value alternative to the Del Carmen First or Del Prado.
It has a riven texture and is a non-fading blue/black colour, with a strong vertical grain, like traditional native slates such as Welsh.
This roofing slate contains a small amount of inert pyrite and has been used on heritage agency projects in National Parks and conversation areas across the UK. This slate carry's SSQ 50 years guarantee with it.
Del Carmen Celtas slate complies with building regulation EN12326, is rated A1, T1, S1 and is CE marked.
For more information on standards for roofing can be found on our resources centre, or from our masterclass in slates from our resident slate expert.
Head Lap
Below are the charts for the recommended head lap based on moderate exposure to wind-driven rain. This map can be seen on BS 5534:2014+A2 2018.
United Kingdom
In general, any area that is within 30 miles of a west-facing coastline is considered to be in a severe exposure area.
This being said localised effects on any site must be taken into consideration.
Further reference to BS 8104 is advisable to ascertain localised effects.
*Image used in accordance with the Open Government License V3 - http://www.nationalarchives.gov.uk/doc/open-government-licence/version/3/
The below information is areas that are in the moderate exposure area (< 56.5 l/m ² per spell). For information on installing in a severe exposure area please consult the datasheet below.
Slate Size (mm) | 20 ° | 22.5 ° | 25 ° | 27.5 ° | 30 ° | 35 ° | 40 ° | 45 ° | 80 ° |
600 x 300 | 115 | 105 | 95 | 85 | 80 | 70 | 60 | 55 | - |
500 x 300 | 115 | 105 | 95 | 85 | 80 | 70 | 60 | 55 | - |
500 x 250 | 115 | 105 | 95 | 85 | 80 | 70 | 60 | 55 | 50 |
450 x 300 | - | - | - | - | 80 | 70 | 60 | 55 | 50 |
400 x 250 | - | - | - | - | 80 | 70 | 60 | 55 | 50 |
400 x 200 | - | - | - | - | 80 | 70 | 60 | 55 | 50 |