Access manhole cover hydraulic roof hatch stainless steel sewer cover AOV-Closing smoke ventilation systems EN124

AJHY-SV001 Smoke Ventilation Systems can be made to any size up to 1800 x 3000mm. They are fully compliant with EN12101-2 and CE Marked. The thermally broken AOV is insulated with a U-value of 0.43 W/m²K.

On sizes smaller than 1300 x 1300 (SRHP/AOV), Non-combustible Mineral Wool insulation can be specified. Surespan smoke vents can also be used as roof access and daily ventilation.

The thermally broken lid incorporates an unbroken bubble and blade seal.The standard height of upstand is 300mm. The remaining of the upstand are filled with50mm thick CFC and HCFC free Polyisocyanurate insulation. This offers a high level of thermal insulation against heat loss and condensation, together with excellent sound absorption properties. A T4 Adapt or kerb can be fitted to allow installation onto an existing weathered builder’s kerb (by others).

Aluminium Curb liner fitted as standard.

All of our smoke ventilators are manufactured to meet the requirements of Building Regulations, Approved Document B, BS9999 and EN12101-2 and are supplied CE marked.

Anjoy Global Co., Ltd. is a high-tech enterprise specialized in R&D and production of various type of manhole covers and customized building material of one-stop solution. We have 6 factories in China, our products comply with national standards and have been exported to more than 20 countries and have earned a global reputation.

Anjoy initially focused on manhole covers, our product portfolio gradually expanded to other products including but not limited to Manhole Cover, Channel Drainage, Mesh Frame Grating, Gully Grating, Tree Grates, Sewage Treatment and other related products. We are constantly developing new products to provide customers with a real one-stop service and providing overall solutions for your projects and being experts in the field of manhole covers.

We have rich production experience, professional industry knowledge, excellent after-sales service team, professional technical support team, provide in-depth design and technical assistance for the project; provide the most effective solution, fast supply capability, help customers minimize the cost.

Anjoy cooperates with all parties to promote a healthy life, enhance people's awareness of the importance of protecting the environment and water resources, and give suppliers and customers the opportunity to develop their own sustainable products, This is the basic goal and social responsibility of Anjoy.

Q1. Are you a trading company or factory?

A1: We are direct factory with 10 experienced engineers and more than 50 employees as well approximate 3,000 square meters workshop area.

Q2. Where can I get product&price information?
A2: Send us inquiry e-mail , we will contact you as we receive your mail. 

Q3. What's kinds of information you need for quote?
A3: Kindly please provide the product drawing in PDF,and will be better you can provde in STEP or IGS.

Q4. Will my drawings be safe after sending to you?
A4: Yes, we will keep them well and not release to third party without your permission.

Q5. What shall we do if we do not have drawings?

A5: Please send your sample to our factory,then we can copy or provide you better solutions. Please send us pictures or drafts with dimensions(Length,Hight,Width),CAD or 3D file will be made for you if placed order.

Q6. Why should you buy from us not from other suppliers?
A6: Most professional one station supplier of Manhole Cover in China. Have rich production experience, professional industry knowledge, excellent after-sales service team, professional technical support team, fast supply capability, with competitive price.