Toggle navigation
عربي
Home
About Us
Site Map
Log In
FAQ
Contact us
Search for
Search/submit
Toggle navigation
About Us
Who we are
Message From Chairman
Message From Director General
Mission
Strategy
Laws and Regulations
Structure
Quality Policy
Financial Statement
Newsletters
Buy Standards
Order International Standard
Order Lebanese Standards
Standardization
Standardization Procedure
Structure
Technical Committees
Work Program
Conformity Assessment
Lebanese Conformity Mark
List of Companies Granted NL Mark
Quality Management System
Social Responsibility
Training
TBT Enquiry Point
Search
From Date
RadDatePicker
RadDatePicker
Open the calendar popup.
Calendar
Title and navigation
Title and navigation
<<
<
April 2025
>
<<
April 2025
S
M
T
W
T
F
S
14
30
31
1
2
3
4
5
15
6
7
8
9
10
11
12
16
13
14
15
16
17
18
19
17
20
21
22
23
24
25
26
18
27
28
29
30
1
2
3
19
4
5
6
7
8
9
10
To Date
RadDatePicker
RadDatePicker
Open the calendar popup.
Calendar
Title and navigation
Title and navigation
<<
<
April 2025
>
<<
April 2025
S
M
T
W
T
F
S
14
30
31
1
2
3
4
5
15
6
7
8
9
10
11
12
16
13
14
15
16
17
18
19
17
20
21
22
23
24
25
26
18
27
28
29
30
1
2
3
19
4
5
6
7
8
9
10
Standards Under Review
Heating Systems in buildings - Design and installation of direct electrical room heating systems - NL EN 14337:2019
Sep 26, 2019
Heating systems in buildings - Design for water-based heating systems - NL EN 12828:2019
Sep 26, 2019
Refrigerating systems and heat pumps - Safety switching devices for limiting the pressure - Requirements and tests - NL EN 12263:2019
Sep 26, 2019
Ventilation for buildings - Air terminal devices - Aerodynamic testing of damper and valves - NL EN 1751:2019
Sep 26, 2019
Ventilation for buildings - Air diffusion - Aerodynamic testing and rating for mixed flow application: non-isothermal procedure for cold jet - NL EN 16445:2019
Sep 26, 2019
Pumps -- Shaft sealing systems for centrifugal and rotary pumps - NL ISO 21049:2019
Sep 26, 2019
62
63
64
65
66
67
68
69
70
71