waterproof airfoil blade louver pergola with rain sensor

1. New design style can be produced according to our clients’ request.

2. Any sizes can be made upon clients’ request

3. Every step of production is followed up by our team, and take the photos for our customer reference

4. Quality control before packing and loading

5. After-sales service, please contact :sales at

6. All OEM size and color are available upon customer’s requests.

7. We adopt advanced molding equipment and professional computer designing

8. BLD has the ability to design louver as per your building size

9. Total structure is weather proofed and blades are inclined down wards to protect against rain water

10. Structure provides around 45% effective pressure area

BALLEDE is a professional company on metal products, such as Aluminum Louver, Grilles, Sunshade, Diffusers and some other Metal Products, with rich experience in design and processing, and professional on Customization.

BLD never cut corners and the results are evident in every finished product, our products are always custom fabricated to order, which ensures a precise fit every time..

Q1: How to guarantee the quality of the products ?

A1: We have our own QC team to control the products quality for all our clients’ orders before loading.

Q2: How long does it take to install a louvres roof/pergola ?

A3: It depends on the skills, help and tools, usual 2-3 workers will finish the installation 50m2 in one days. 

Q3: Is it the louvre roof/pergola rain proof?   

A4: Yes, the normal weather conditions, even heavily rain, the roof/perogla will not let in rain.

Q4: How does the rain sensor work?

A4:  The control system normally programmed to close the louvres when rain is detected.

Q5: Are louvres pergola/roof energy efficient?

A4: The adjustable louvres blade help to reduce heating and controlling the amount of direct sunlight.

Q6:  Can the louvres roof/pergola used next to the sea?

A6:  All accessories in aluminium alloy, stainless steel and brass to avoid any rust and corrosion.

Q7: How we do business ?

A7: Step 1 : all details for goods confirmed, then PROFORMA INVOICE with our company seal sent to you

Step 2 : production will begin once get your advance payment and confirm the drawings.

Step 3: production reports will sent to your every week by BLD sales.

Step 4: finally BLD Sales will send you a detailed reports including goods photos, packaging,etc.

Step 5: goods will shipped out once get your balance payment.

Step 6: all documents will sent to you for Customs Clearance

Step 7: BLD sales will follow the Transportation information and advise you.

Step 8: Our sales will waiting for your feedback after you check goods on site

Step 9: BLD sales will Keep the after-sales service