Category Archives for entradas de blog

The commission consists of a collaboration for the company EixVerd in order to assess a series of improvement proposals in order to reduce the energy demand in spaces adjacent to the east and south facades of the building of the medical centre (CAP) 1er de Maig at Lleida. The writing of analysis and evaluations of […]

Construction site: Vallirana, Barcelona. Client: Arquima Construction surface: 156 m². Heating demand: 8.32 Kwh/m²/any. Refrigeration demand: 11.49 Kwh/m²/any. Energy rating: A 36.89 Kwh/m²/any. (Passive house) Construction company: Arquima House with A energy rating designed with Passivhaus criteria. The façades are built in the assembly factory. 4A+A Arquitectura Ambiental June 2018.

4A + A Arquitectura Ambiental has been chosen winner of the “Analysis and evaluation of the necessary actions in the buildings of the Architects Association of Catalonia” competition. The analysis and assessments of the necessary actions included a detailed proposal for audits of the buildings, both environmental (With the objective of achieving a Near Zero […]

Site: Collbató, Girona. Client: Arquima Constructed area: 207 m². Heating demand: 21.90 Kwh/m²/any. Cooling demand: 10.10 Kwh/m²/any. Energy rating: A 32.00 Kwh/m²/any. (Passive house) Construction company: Arquima The house has A Energy Rating and is designed with PassivHaus criteria. This house has been conceived through a careful study of its volume and optimization of its […]

Thermal study in energy refurbishment (Part.1) Our office has recently acquired a thermal chamber in order to evaluate constructive weaknesses in inspections and controls of buildings to ensure that the processes of energy refurbishment, new construction and consultancy that we usually carry out have a more precise quality control. This first blog entry is a […]

Biomimicry: Architecture turns to look towards Nature. Today, the word sustainability in architecture has become a ubiquitous mantra that is on everyone’s lips and, without doubt, it has arrived here to stay. Rio 1992, Kyoto 1997 and the launch of the film “An Inconvenient Truth” by Al Gore in 2006 -among others-  marked milestones regarding […]

In the past 50th ECOHABITAR, specializing in Bioconstruction , Bioarchitecture and Habitat Biology magazine, published an article where we explain step by step the conversion of a traditional pool in a natural pool, we perform last winter in collaboration with Cristina Abad.

4A+A in collaboration with the Instituto Internacional de Formación Ambiental-IIFA of Spain and the Fondo Verde, and included within the Diploma Program of its academic cloister, participates in the Sustainable Construction and low-cost technologies for improving habitat diloma. The objective of this Diploma is to create awareness and a solid education in the students in […]

Last May in no. 62 of HABITAT FUTURA magazine, concerning specialized in bioclimatic architecture and sustainable building, published an article about Programmed Obsolescence and Architecture, where as vocal in environmental solutions and bioconstrction of the FENISS Foundation (Energy Foundation and Innovation Sustainable Without Programmed Obsolescence), and together with its founder, Benito Muros, we propose a […]

The FENISS Foundation has distinguished 4 A+A with the ISSOP label (Sustainable Innovation Without Programmed Obsolescence). This label distinguishes companies that commit decisively to excellence in the field of sustainability, respect for the environment and for people, with the aim of promoting a shift to a new paradigm, based on an economic model where the […]