The door grillerated ventilators are suitable for 1 hour rated doors and partitions. The units, which satisfy BS 476 Part 22, incorporate intumescent elements which expand and carbonise when exposed to temperatures in excess of 150°C, thereby sealing off the ventilation opening.
The ventilators may be beaded directly into the door/partition opening or covered by optional steel grilles to suit aesthetic requirements.
The door grille are constructed from aluminium extrusions. The extrusions are retained in a horizontal louvre pattern by reinforced vertical members and an enclosing frame system.
Transfer grille, door grille
Ventilation grille the type transfer grille/door grille is suitable for air transfer applications. Made of aluminum, rectangular. Preferably for wall and door installation. Ready-to-install component which consists of a border and fixed horizontal blades.
*Nominal sizes 225 × 125 – 1225 × 525 mm.
*Ventilation grille with fixed angled-shaped V blades.
*Fixing holes for screw-fixing to the installation surface.
*Grille face made of aluminum, powder coated or anodized.
*Front border 30mm wide.
*Grille in RAL colors, or anodized.
*Matching rear frame for door installation.
*For wall and door installation.
*Non-vision ventilation grille.
Sample pictures shows:
10 pcs/ctn, LCL in standard export pallets,FCL in 20GP,40GP,40HQ.
*Neutral packing: export standard carton. *Unit packing: heat-shrink film packing for each product, plastic protect corner is optional. *All of the productions are inspected carefully by QC before delivery.
Delivery Time: *Normally 30 days production time after receiving the deposit. *Urgent orders could be on priority. Min. Order *If order based on EXW terms, no MOQ is required. *If order based on FOB or CNF or CIF terms, there’s MOQ for your options. *Container orders will have more favorable price.
Q: Are you a manufacturer? A: Yes, we are a professional manufacturer, and we have more than 15 years manufacturing and overseas sales experiences. Now we've sold our HVAC system air supply return ceiling diffuser to more than 50 countries!!!
Q: What's the MOQ? A: The MOQ is 5000usd per order. Mixed supply ceiling diffuser is allowed.
Q: Can you provide free sample? A: Yes, we could provide free sample of supply ceiling diffuser. But we don't pay for the delivery cost.
Q: What's the delivery time? A: the delivery time is about 30days.
Q: what's the payment term? A: T/T, L/C
Q: Can we buy under our own logo? A: No problem.
Q: What is the quality? A: we offer high quality products. VENTECH is famous for it's high quality and most competitive price!
Q: Can I be a VENTECH brand distributor? A: Yes, you can. Pls contact us for more details.
The product not only meets people's needs in terms of design and visual aesthetics but also is safe and durable, always meeting consumer expectations. It has a low noise level even at relatively high velocities.
With its outstanding durability and reliability, this product is perfectly suitable for high-traffic areas such as offices, hotels, and homes. It has a low noise level even at relatively high velocities.