wholesales back draught shutter GI air vent duct air conditioner shutter

GI sheet air duct back draught damper

Applications:

Ventilation damper the type back draught damper is a non-return damper for extract air. Made of galvanized sheet, for installation into round ducts, to shut the duct automatically when extraction of air stops. Prevent the outside air flow back.

Descriptions:

● Nominal sizes: 100, 125, 150, 200, 250, 315.

● For non-return air control.

● Fame made of galvanized sheet 0.8mm, inner shutter made of aluminum 0.3mm.

● For installation into round ducts.

● Specially designed springs allow accurate control of the shutter.

Product information: 

● This damper is suitable for regulating or shutting off the airflow in air ducts with circular cross-sections.

● The damper is constructed with galvanized steel collar and light-weight aluminum blades. 

● Designed for vertical or horizontal mounted

● Spring-loaded for positive closure

● One-Way directional airflow design

Sample pictures shows:

Package details:

Package:

Inner PVC bag, outer strong cartons

Packing: 10/8/6 pcs/ctn

LCL in standard export pallets, FCL in 20GP, 40GP or 40HQ container.

Ventech Company general information:

Since the day of establishment, VENTECH has built a reputation for going above and beyond to give you the best air you deserve. To us, it's not just about heating and cooling, but providing products you can reply on and service you can trust.

Heating and cooling account for more than half the energy use in average buildings- so and efficient system can save you money while keeping you and the business building comfortable.VENTECH offers reliable heating and cooling products with wide range of effiency ratings, so you can pick the right solution that pays you back in lower utility costs. Higher-efficency systems may even qualify for potential utility rebates and other incentives in your own country, so you can start saving right away. Energy efficient systems aren't just good for your wallet- they can result in a reduced carbon footprint, since they use fewer natural resources.

Quality assured products, unobtrusive clean lines for appearance, careful engineering and professional workmanship with the backing of an industry leader-these add up to true value. Prime reasons for specifying square ceiling diffusers.
Architectural excellence and engineering selections demand high quality products and shipping schedules demand service, all part of the package.

The square ceiling diffuser is a very popular choice for general air distribution applications. The diffusers are designed to provide high performance at a cost effective price. The stamped one-piece cores and die-formed clean curves supply a 360 diffusion pattern and provide the high performance necessary in VAV systems.

FAQ:

Q1: Where is your factory?

RE: Dear sir, one worshop is in Foshan city, the other one is in Qingyuan city. Our sales office in Foshan city also.

Q2:Can we visit your factory?

RE: My friend, absolutely, book a ticket now! We'll see then.

Q3:Can we do with our logo?

RE: You have the YES answer my friend.Just contact us for further negotiation now.

Q4:What is your MOQ?

RE: Oh, do we have a MOQ? hahaha,  actually we also do the construction projects, MOQ is only USD 5000, even your trail order is the win-win start for our long-termed partnership.

Q5:Can we get a sample?

RE: Yes of course, just let me know what is your favored items.

Q6:What about the delivery date and payment terms?

RE: Delivery date: 25-30days  after the downpayment confirmation

      Payment terms: BY T/T 30% as downpayment, 70% balance before shipment.

Q7: How to contact with you for business?

RE: Here you are! Dix is here for your inquiry. Just contact me right now!