National Factory


National Factory is one of the manufacturing divisions of Refrigeration House Group for Air distribution products. The factory created niche in its field of activity. It started production of Supply and Exhaust Grilles, Ceiling Diffusers, Sand Trap Louvers & Volume Control Dampers. As the demand for the products increased in the market, Factory diversified into Air Filtration Products including HVAC high and medium efficiency bag, pleated filters, and also supplies high efficiency particulate air filters.

The clientele includes mainly Electro-Mechanical, HVAC contractors, Petrochemical companies, Ministry of Defense, Hotels, Factories, Hospitals as well as Saudi Aramco and SABIC group. National Factory maintained quality of products stringently satisfying standards set forth by international organizations according to UL 555, Seventh Edition Certified by - Underwriters Laboratory Northbrook, American Society for Heating Refrigeration Air conditioning Engineers ASHRAE, Air conditioning Refrigeration Institute ARI, Air Diffusion Council ADC, SMACNA, Engineering Testing Laboratories ETL, and ISO 9001:2000 Certified.

AG644ZSand Trap Louver
SC675HAccess Doors
AG121FIZReturn Air Grille30 Degree Down Setting
SR141ZExhaust Air Valves
AG282BXKLinear Slot Diffuser Corner
SU650QManual Volume Damper
SU653QManual Round Volume Damper
AG440KZLinear Bar Grille Corner
AF842ZRound Ceiling Diffuser
AU661Pressure Relief Damper
SR151SJet Nozzle Single Element
SU650MSquare Volume Damperwith Base Plate
SR653QRound Volume Damper
S.ASound Attenuator
V.A.VVariable Air Volume
AG161ZFilter Grille
SU650MMotorized Volume Damper
FD150CCurtain Fire Damper Free Area
CFSD Combination Fire/Smoke Damper
AF7042Square Ceiling Diffuser 4 way
AG101DF1ZDouble Reflection Return Air Register
SC310RPerforated Face Ceiling Diffuser
AG638ZAluminium Louvers
AG639ZLouvers for Intake & Extract
AF705ZSquare Ceiling Diffuser 2 way
AG639ZLouvers for Intake & Extract
AF702ZSquare Ceiling Diffuser 2-way
AF701ZSquare Ceiling Diffuser 1 way
AF703ZSquare Ceiling Diffuser 3 way
AG121FIZReturn Air Grille30 Degree Down Setting




Factory - Dammam

P.O. Box 2892, Al Khobar - 31952

Tel: +966(13) 812 1282

+966(13) 812 1848

+966(13) 812 1833

Fax:+966(13) 812 1280

Email :