- All Blog Cateogries:
- All Blogs:
- New stock egg crate grille
- New high performance class A weather louvre
- HVC in LSE's 1000 Companies to Inspire Britain list again
- Changes to our range of Intumescent fire dampers
- Plaster-in frame now available with linear grilles
- COVID-19 statement
- NCA Series 700 motorised leakage rated fire dampers now available
- Maximising Energy Efficiency: A Guide to Louvre Systems
- Special Offers
- My Account
- Enquiry
- Checkout
- Search
- Information
- About
- Confirmation of product registration
- Current Vacancies
- Installation, operation and maintenance manuals
- Product registration
- Quality Assurance
- Returns
- Subscribe
- Subscribe Error
- Thank You
- Affiliates
- Fire damper installation documents
- Delivery Information
- Privacy Policy
- Terms & Conditions
- Contact Us
- All Knowledge Hub Cateogries:
- All Questions:
- How should fire dampers be installed?
- What is a fire damper?
- What size hole do I need to cut for my grille, diffuser or louvre?
- Weather Louvre Testing: What is EN 13030?
- Dampers and Louvres
- What is a Sand Trap Louvre?
- How are fire dampers tested?
- What Are Ceiling Diffusers?
- What Are Swirl Diffusers?
- What is the Difference Between Dampers and Louvres?
- What is BS EN 13030:2001?
- All Products:
- AD - Duct Access Doors
- AL - Acoustic Louvres
- AV - Air Valves
- BDS - Back Draught Volume Control Dampers
- CB - Curved blade/Eye-Lash Grille
- CD - Louvre Faced Ceiling Mounted Diffuser
- CFLG-C - Computer Room Floor Grilles
- CL - Circular Cast Weather Louvres
- CPL - Fire damper control panels
- DBL - Double Bank Weather Louvres
- DJ - Drum Jet Diffusers
- ECG - Egg Crate Grille
- FLC - Flexible linear core
- FSW - Floor Swirl Diffusers
- GL50 - Glazing Louvres
- HPL80 - High Performance Weather Louvre
- HVC-VCD - Aluminium Volume Control Dampers
- IFBM - Intumescent Fire Dampers
- JFD - Jet Flow Diffusers
- LCD - Linear Ceiling Diffusers
- LF uPVC-VCD - High Performance Plastic Volume Control Dampers
- LFCD - Large Format Circular Diffusers
- LG - Linear Bar Grilles
- LGFR - Reinforced Linear Bar Grilles
- LSD - Linear Slot Diffuser
- NCA S100 Fire Damper
- NCA S400 Fire Damper
- NCA S500 Single Blade Volume Control Damper
- NCA S700 Fire Damper
- NCA S800B - Heavy Duty Volume Control Dampers
- NCA S800C - Heavy duty shut-off
- NCA S900 - Volume Control Damper
- NCA S900 Rectangular Single Blade VC Dampers
- NCA S900 SBD - Circular Single Blade Damper
- NV - Non-Vision Grille
- PB - Plenum boxes
- PHL - Penthouse/Turret Weather Louvres
- PPD - Perforated Plate Diffusers
- PPG - Perforated Plate Grilles
- PS - Pressed Steel Grilles
- SA - Saddle adaptors
- SD/DD/FB - Single Deflection, Double Deflection and Fixed Blade Grille
- SDG - Spiral Duct Grilles
- SF uPVC-VCD - Small Format Plastic Volume Control Dampers
- SFCD - Small Format Circular Diffusers
- STL - Sand Trap Louvres
- SW - Swirl Diffusers
- SWPF - Perforated Face Swirl Diffusers
- WL - Standard Weather Louvre
- WL-combi - Weather Louvre Combination units
- WLD - Weather louvre doors
- WLG / WLSS - Galvanised/Stainless Steel Weather Louvres
- WLX - Site Assembly Weather Louvre Cladding
- All PDFs:
- C1186-06 HVC Supplies
- HEVAC Frame Sheet
- IFBM Sheet
- O&M - Grilles diffusers and louvres
- O&M - VDCs
- Plate frame sheet
- Privacy Policy 2
- S100 Fire Damper Operation and Maintenance manual
- S700 O&M
- S700 Plate Frame Sheet
- Terms & Conditions July 2021
- Terms & Conditions May 2018
- oampm manual
- series gl50 Product Datasheet
- series al Product Datasheet
- series wl Product Datasheet
- Additional Items
- Affliliate
- Louvre Questions
- Cart
- Circular Single Blade Bolume Control Dampers
- Confirmation of product registration
- Dampers
- Delivery
- Diffuser Questions
- Knowledge Hub Posts
- Latest News
- Louvre Systems
- Rectangular Single Blade Bolume Control Dampers
- Returns
- Specials
- Subscribe
- Subscribe Error
- Thank you
- Vacancies
- Weather Louvre Testing