On 02/02/2005 Minister of Science and Technology Ministry signed the Decision No 132/QĐ-BKHCN promulgating Vietnam Standards series (TCVN) on uPVC windows, doors and partitions.
Vietnam Standards Series including: TCVN 7451:2004 on technique regulation; and TCVN 7452:2004 on test methods.
namely, TCVN 7452:2004 includes the following methods:
TCVN 7452-1: 2004 absolutely equivalent to EN 1026:2000 specifying air leaking
TCVN 7452-2: 2004 absolutely equivalent to EN 1027:2000 specifying watertight
TCVN 7452-3: 2004 set up basing on ISO 6612: 1980 specifying wind pressure durability
TCVN 7452-4: 2004 set up basing on ISO EN 514:2000 specifying the wielding knot durability of uPVC profile
TCVN 7452-5: 2004 absolutely equivalent to ISO 8274:1985 specifying closing strength
TCVN 7452-6: 2004 absolutely equivalent to ISO 9379:1989 testing reiterated closing and opening.
This is the first Vietnam Standards Series on uPVC windows, doors promulgated and applied in Vietnam. These standards were compiled according to the requirement of European Plastics Window Company Limited (Eurowindow) and was approved by Quality Measurement Standard General Department. This Standards Series was based on European standards and was adjusted to be suitable with Vietnam’s tropical climate.
When construction material market is developing eventfully with many suppliers in the same profession, Vietnam Standards Series promulgation is a positive action to construction materials industry in general and windows, doors producing industry in particular.
From now on, both users and design companies, investors, project manager could base on Vietnam Standards to check the quality of products, thence they could chose for their projects high quality uPVC windows and doors. On the other hands, this is also a reason to ask uPVC windows and doors manufacturers to improve their quality to meet the requirements proposed in this Standards Series.