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Low energy houses are forms of housing that use less energy from the design, technologies and building products from any source than a traditional or average contemporary house. The survey dataset examines architect׳s awareness and adoption of building envelope technologies (BET) for energy efficient housing in Lagos State, Nigeria. The dataset was based on seventy-four (74) returned questionnaires of both registered and non-registered Architects. A multistage sampling that involved cluster sampling and random sampling of architects in Lagos State was adopted. Descriptive statistical tools were used to present the dataset. The dataset contains the intent of promoting energy sustainability by architect while designing their building envelopes, the awareness of the building envelope strategies to adopt, factors influencing their adoption of these strategies, strategies that can be adopted to improve adoption of building envelope technologies for energy efficiency in housing units. The dataset can be used for evolving housing energy policy by decision makers.

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The domestic architecture of a place describes the people culture, religion and beliefs while the meaning of domestic space reveals the spirit of domestic architectural. Consequently, the difference in houses size, height and ornamentation across Benin City is dependent on some dynamics. Benin domestic architecture across the city showing modifications along timeline/periods, as houses were identified cross sectionally from 40BC -2100A.D. The paper examined meaning of domestic spaces in Benin house-types collected across the city. The study used triangulation method (i.e. questionnaire, space syntax and interview guide) to describe meaning of spaces. The finding was discussed along activities spaces (like cooking and eating, household storage, sleeping arrangement, personal hygiene, outdoor, receiving guest, worship socialization, ceremonies and festival). The research result revealed that meaning of domestic spaces in domestic architecture can explain the spirit of the space, the people's culture and social ideology.