DB21/T 4423-2026 Active Liaoning ProvinceLocal standards

DB21/T 4423-2026 Technical Specification for Close-to-Zero Energy Buildings

Publish Date: 2026-05-07 Implement Date: 2026-06-07 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

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Basic Information

Standard Code: DB21/T 4423-2026

Standard Type: Local standards

Standard Status: Active

is_force_gb: no

CCS Name: Residential and public building projects

ICS Name: The insulation of buildings

Publish Date: 2026-05-07

Implement Date: 2026-06-07

Development Information

Related Standards

GB/T 5480.7-1987 Replaced

GB/T 5480.7-1987 Test method for the moisture absorption of mineral wool products

Publish Date: 1987-04-21

GB/T 10299-1988 Replaced

GB/T 10299-1988 Test method for hydrophobic nature of thermal insulation

Publish Date: 1988-12-30

GB/T 11833-1989 Replaced

GB/T 11833-1989 Thermal insulation—Determination of steady-state thermal transmission properties—Spherical method

Publish Date: 1989-11-30

GB/T 13475-1992 Replaced

GB/T 13475-1992 Building element—Determination of steady-state thermal transmission properties—Calibrated and guarded hot box

Publish Date: 1992-06-04

GB/T 13480-1992 Replaced

GB/T 13480-1992 Test method for measuring compressive properties of mineral wool products

Publish Date: 1992-06-04

GB/T 4132-1996 Replaced

GB/T 4132-1996 Definitions of terms relating to thermal insulating materials

Publish Date: 1996-09-13