Marval’s team have a long track record in the solar sector. Their business is built on and relies on, the continued high performance of Solar P.V. systems in order to provide suitable [...]
Equipment and workmanship issues will be covered under the warranty provided at installation. To minimise the risk of any such issues, and to satisfy lender’s requirements, we ensure that only [...]
If desired, Marval offer a number of short and long term Operation and Maintenance contracts to ensure the P.V. system operates at optimum performance throughout the 30 years to ensure the [...]
We follow industry standard methodologies and tried and tested products to minimise any risk of damage to roofs. The installation warranty covers any problems that arise after installation. We [...]
The installed weight of solar panels is typically between 14-15kg/ m2 including mounting equipment. This minimal additional loading rarely causes structural issues, but to be certain we undertake [...]