Commercial Solar Panel Cleaning in Leicester

Leicester sits in the middle of one of the busiest logistics regions in the country, with the M1, M6 and M69 all close by. Heavy HGV traffic on those motorways throws up grime that settles on the big, flat warehouse roofs across the city, and dust from Mountsorrel granite quarry to the north adds a fine mineral film that coats panels faster than most facilities managers expect. The city declared a climate emergency in 2019 and is pushing hard for far more solar on homes and businesses, so commercial arrays are growing fast, and so is the need to keep them clean.

Commercial arrays are a capital investment, and dirty panels mean less generation, more grid electricity bought in at business rates and a longer payback. Large flat and low-pitch roofs on warehouses and factories hold dirt and water, so grime builds faster than on a sloping house roof. Dust from yards, HGV traffic, nearby farmland and industrial processes settles on panels, and birds roosting on big roofs leave droppings that bake on in the sun.

Because commercial arrays are wired in strings, a dirty or shaded section can drag down the output of a whole string. Some panel warranties and operations and maintenance contracts expect panels to be kept clean, so it is worth checking yours. Regular cleaning with a photo record helps show the system has been looked after, and clean panels support your sustainability and net zero reporting. With the council adding solar to more than 90 of its own buildings, the standard for keeping commercial arrays clean is only rising.

Leicester's business base runs from the motorway junction distribution parks out to the older industrial estates within the outer ring road. Meridian Business Park sits next to M1 Junction 21 and is home to DHL, Toyota and Akzo Nobel among others, while Grove Park at Enderby and Optimus Point at Glenfield carry more large-roof units. The Beaumont Leys industrial estate is home to the main Walkers Crisps factory, and Troon Way Business Centre at Thurmaston serves the east of the city. These are the low-pitch roofs that hold dirt and water, so grime builds faster than on a sloping house roof.

The largest roofs sit in the wider south Leicestershire logistics belt. Magna Park at Lutterworth is a huge distribution park in the "Golden Triangle" of the M1, M6 and M69, and Next's head office at Enderby and County Hall at Glenfield all carry the kind of wide warehouse roofs where soiling builds fastest. The HGV traffic serving them, on the M1 Junctions 21 and 21a, the M69, the A46 and the A6, adds grime to the mix across LE1 to LE7 and LE19.

Commercial solar is already well established in Leicester, which shows how suited the area is to generating power this way. Aylestone Leisure Centre has more than 800 panels, the council-run Newarke Street car park has solar canopies, and the council is adding solar to more than 90 of its buildings. These are local context only, but they show the scale of commercial and public sector solar already in place across the city.

The roads tell the rest of the story. The M1, with Junctions 21 and 21a, runs alongside the M69, the A46, the A6 and the A563 outer ring road, and the HGV traffic on them is the main source of the grime that settles on warehouse roofs. Other commercial buildings across the city, from Fosse Shopping Park at Enderby and Highcross to Glenfield Hospital, all carry the kind of roofs that benefit from a planned cleaning routine. The Watermead Country Park lakes along the River Soar have recorded over 200 bird species, so bird fouling on big roofs near the valley is a real issue.

How We Work With Leicester Businesses

A planned, documented process that keeps your site running.

Sites We Clean in Leicester

Warehouses, factories, offices, retail and public sector buildings across the city.

Why Leicester Businesses Choose AK Exterior Cleaning

A local, insured team with a reputation for doing it right.

Leicester Commercial Solar Panel Cleaning FAQs

Common questions from local businesses.