{"id":18027,"date":"2026-11-03T09:00:00","date_gmt":"2026-11-03T08:00:00","guid":{"rendered":"https:\/\/www.senini.it\/?p=18027"},"modified":"2026-11-03T09:00:06","modified_gmt":"2026-11-03T08:00:06","slug":"sassi-di-luce-senini-photoluminescent-pavers","status":"publish","type":"post","link":"https:\/\/www.senini.it\/en\/sassi-di-luce-senini-photoluminescent-pavers\/","title":{"rendered":"Sassi di Luce Senini: Photoluminescent Pavers"},"content":{"rendered":"

Sassi di Luce<\/strong> are the photoluminescent pavers developed by Senini: they store daylight and release it at night, making cycle routes, avenues and pedestrian areas visible without consuming electricity. When combined with the Ecotop Superior<\/strong> line, they bring together night-time safety and a practical contribution to two of the most widely discussed issues in urban planning in 2026: rainwater management and reducing urban heat, themes that are receiving increasing regulatory attention in connection with so-called depaving<\/em>, the removal of asphalt in favour of more permeable and cooler surfaces.<\/p>\n

What Sassi di Luce are and how they work<\/h2>\n

Sassi di Luce are interlocking concrete pavers (6 x 10 x 20 cm) incorporating photoluminescent pebbles in their surface. During the day they absorb natural or artificial light (UV) and then gradually release it in the dark. This is not a lighting system in the traditional sense: there are no cables, electrical supply or lighting-system maintenance requirements, because the mechanism is entirely passive and relies on the photoluminescence of the material embedded in the paver. The result is a cool, diffuse and continuous glow along the paved route, designed \u2014 as Senini itself explains \u2014 to create an attractive atmosphere as well as a functional effect, ideal for avenues, gardens and pedestrian paths.<\/p>\n

The range also includes two other variants from the same luminescent family, Finitura di Luce and Paviled, for projects requiring more specific colour rendering or a different intensity of effect.<\/p>\n

Night-time urban safety with no electricity consumption<\/h2>\n

The most immediate benefit of Sassi di Luce is improved visibility for people walking or cycling after dark. Cycle routes, pedestrian underpasses, public park areas and paths with limited conventional street lighting can benefit from continuous route definition rather than visibility only around individual luminaires. According to Canale Energia<\/a>, which published an in-depth feature on the technology, the system provides hours of visibility after accumulating light during the day, with zero energy consumption while the stored light is being emitted. For a public authority or designer, this can potentially reduce lighting management costs on secondary routes without sacrificing users’ perception of safety.<\/p>\n

Sassi di Luce, Ecotop Superior and urban heat<\/h2>\n

In 2026, depaving<\/strong> \u2014 the targeted removal of asphalt to restore permeability and thermal comfort in urban areas \u2014 has entered the planning policies of several Italian municipalities. Genoa has introduced reductions in development charges for projects replacing asphalt with permeable solutions, while Bagno a Ripoli has made it an actual planning requirement (for a broader overview, see Il Post’s feature on depaving in Genoa<\/a>). In this context, Sassi di Luce are often combined with the photocatalytic Ecotop Superior<\/a> line, which adds a higher Solar Reflectance Index than standard paving and the ability to reduce airborne pollutants through photocatalysis. According to Canale Energia’s coverage, the combination can produce significantly cooler surfaces than conventional asphalt on summer days, as well as a substantial reduction in nitrogen oxides (NOx) in the surrounding air.<\/p>\n

It is important to be precise on this point because depaving is sometimes oversimplified in public communication: cooling from permeable paving is not an automatic or constant effect and depends partly on the moisture content of the underlying ground, whereas Ecotop Superior’s high solar reflectance acts more directly and independently of weather conditions. Combining the two technologies \u2014 permeability from draining pavers where water management is required, and Ecotop reflectance where surface thermal comfort is the priority \u2014 therefore addresses the two separate objectives behind depaving more comprehensively than relying on a single material property.<\/p>\n

Where Sassi di Luce are used<\/h2>\n\n\n\n\n\n\n
Context<\/strong><\/td>\nWhy it works<\/strong><\/td>\n<\/tr>\n
Extra-urban cycle routes<\/td>\nContinuous visibility of the route even where there is no public lighting<\/td>\n<\/tr>\n
Parks and public green areas<\/td>\nSafer pedestrian routes at night, a distinctive visual effect and no lighting system to maintain<\/td>\n<\/tr>\n
Private avenues and gardens<\/td>\nAtmospheric lighting for paths without cabling<\/td>\n<\/tr>\n
Areas undergoing depaving\/urban regeneration<\/td>\nReplacement of asphalt with a permeable surface that can also be cooler (when combined with Ecotop Superior) and provide a luminous effect<\/td>\n<\/tr>\n<\/table>\n

Why choose Senini for active paving solutions<\/h2>\n

Senini has manufactured interlocking, draining and permeable concrete pavers in Montichiari (Brescia) since 1960 and has developed product ranges that go beyond the purely mechanical function of paving. Sassi di Luce, together with the photocatalytic Ecotop range, form part of this strategy of applying innovation to a very practical challenge for those designing public spaces: urban safety and comfort, which are increasingly connected with heat-island and stormwater-management requirements. For a technical assessment of the most suitable product for a specific project, the most reliable approach is to request a dedicated quotation that takes the actual context into account, including expected traffic, exposure and drainage requirements.<\/p>\n

Frequently asked questions about Sassi di Luce<\/h2>\n

Do Sassi di Luce require an electrical system?<\/h3>\n

No. Their operation is entirely passive: the photoluminescent pebbles incorporated into the paver absorb natural or artificial light during the day and gradually release it in the dark, without cables or an electrical power supply.<\/p>\n

Do Sassi di Luce replace conventional public lighting?<\/h3>\n

They are not intended to replace a primary road-lighting system. They are a complementary solution designed to improve perceived safety on secondary routes, cycle paths and pedestrian areas with limited lighting.<\/p>\n

What is the difference between Sassi di Luce and Ecotop Superior?<\/h3>\n

They are two different technologies that can be combined: Sassi di Luce provide a photoluminescent effect for night-time visibility, while Ecotop Superior is the photocatalytic line with a higher Solar Reflectance Index, developed primarily to support air quality and improve surface thermal comfort.<\/p>\n

Are Sassi di Luce suitable for a depaving project?<\/h3>\n

Yes. In a project replacing asphalt with permeable surfaces, Sassi di Luce can be considered for pedestrian or cycle areas, particularly where the project objectives include night-time safety as well as rainwater management.<\/p>\n","protected":false},"excerpt":{"rendered":"

Sassi di Luce are the photoluminescent pavers developed by Senini: they store daylight and release it at night, making cycle routes, avenues and pedestrian areas visible without consuming electricity. When combined with the Ecotop Superior line, they bring together night-time safety and a practical contribution to two of the most widely discussed issues in urban […]<\/p>\n","protected":false},"author":1,"featured_media":10298,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[776],"tags":[],"class_list":["post-18027","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-pavers-and-paving"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.senini.it\/en\/wp-json\/wp\/v2\/posts\/18027","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.senini.it\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.senini.it\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.senini.it\/en\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.senini.it\/en\/wp-json\/wp\/v2\/comments?post=18027"}],"version-history":[{"count":0,"href":"https:\/\/www.senini.it\/en\/wp-json\/wp\/v2\/posts\/18027\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.senini.it\/en\/wp-json\/wp\/v2\/media\/10298"}],"wp:attachment":[{"href":"https:\/\/www.senini.it\/en\/wp-json\/wp\/v2\/media?parent=18027"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.senini.it\/en\/wp-json\/wp\/v2\/categories?post=18027"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.senini.it\/en\/wp-json\/wp\/v2\/tags?post=18027"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}