IS-ORANGE-01-15 Orange Book Ventilation Envirograf Innovators - Developers - Manufacturers Passive Fire Prevention Products T +44 (0) 1304 842 555 F +44 (0) 1304 842 666 sales@envirograf.com www.envirograf.com
Products 14 Intumescent Fan Covers (FOR WINDOWS AND WALLS) Envirograf Product 14 An intumescent grille unit available in two types: wall mounted and glass mounted. Fan cover units can be installed over VentAxia, Xpelair, or PERFORMANCE Contains a front MG grille, giving up to 73 minutes integrity to BS476 Parts 20 & 22 (1987). Also tested at VNE to European Standard EN1363-1 (2000). Can also be supplied with smoke shutters with 24V electro-magnet with automatic memory spring which closes under Building Regulations and 17th Edition of IEE Regulations See also Product 33 Firoblok sleeves for ORDERING REFERENCES FCW Wall-mounted FCG Glass-mounted State other makes. When ordering fan covers, please allow a minimum 25mm clear gap around the fan mouldings For 24 Volt or memory spring phone Technical Department
Products 33 CLVM Clipper (FOR TOILET VENTILATION FIRE PROTECTION) pipes are used. Envirograf CLVM allows the pipe to be slid down the unit. Having intumescent inside the top of the unit which seals seal onto the plasterboard holding the unit into position. PERFORMANCE FITTING INSTRUCTIONS Take unit and push into prepared hole in ceiling/wall. Fasten in position with supplied pins, 2 to side and 2 in the bottom holes. Slide the PVC or Flexible PVC pipe down the unit. ORDERING REFERENCES All clippers are 140mm high Product 33 Intumescent Toilet and Bathroom ventilation protection Product tested to BS476 Part 21 (1987) No sealants, screws, or additional support needed acoustic barrier to reduce noise in seconds from above or below the ceiling Unprotected extractor fans connected to ventilation smoke within a building. Envirograf Firoblok sleeves combat this deadly use of electrical ventilation fans and ducting in ceilings of both domestic and commercial Building Regulations is vital if a potential disaster the ceiling could be compromised if an unprotected Firoblok sleeves are slim
Product 33 Automatic Closure Grille Envirograf intumescent ventilation grilles are specially designed for 100mm, 150mm, 200mm, and 300mm plastic or metal ducting apertures. close the grille s shutter when the power is turned supplied, for wiring into a smoke detector system. If a 24V system is not available, a memory spring closure option is available, which is activated when the shutter temperature reaches 80 C. USE This product range is designed to be used on rectangular or circular, plastic or metal ventilation or wall compromised by the ducting. PERFORMANCE This product range has been tested to BS476 Parts ORDERING REFERENCES FOR CIRCULAR DUCTING CIRCULAR MEMORY SPRING OPTION FOR RECTANGULAR DUCTING RECTANGULAR MEMORY SPRING OPTION
Product 34 Automatic Vent Grilles 1 2 3 4 HOLE HEIGHT HOLE WIDTH 5 6 7 8 smoke protection are required. There are four types of TJ grilles: A that is held open by a 24V 125mA electromagnet. This type will close when the supply is cut out to the magnet by the Fire Alarm System to reset; you just put any key in the slot, push to one side to open the slots and make against the magnet. Type NTJ - Manual. B The same TJ Unit with a 24V 125mA electromagnet, but this also has a 5A solenoid. When the alarm is activated and supply to the NTJ Grille is cut out, so the grille closes, as Pictures 2 supply to the grille is made, the solenoid pulls the take over. Type NTJ - Automatic. C The same NTJ can be made with a supply open by a thermal link, which, once 55 C reaches the grille, the link breaks, shutting the smoke and intumescent shutter. Type NTJ - Thermal Link. The same NTJ grille, but this grill has a memory spring, which once a heat of 50-55 C reaches the grille, the memory spring expands, pushing the intumescent and smoke shutter closed. Type NTJ - Memory Spring. D and partitions. Cut a hole in the door or wall to opening. Pictures 1 & 2 show vents open and into the aperture and screwed to the wall, door or partition. The picture also shows the slot where a key can be pushed into the open vents or nonautomatic NTJ grille (magnet only grille). Picture 6 shows the inside and outside of the intumescent plate which is screwed to the opposite side of the door, wall or partition, than the main unit. in ventilation ducting. The plates are open slotted as the opposite side, picture 7. Should you not require seeing through the grille, picture 8 shows a louvred nonviewing intumescent face-plate can be supplied. Other Options: detector circuit, or no load capacity, a 240V to 24V unit can be supplied. This also has a circuit to a smoke detector and a pair of normally open or normally closed contacts, to connect to the existing ORDERING INTERNAL HOLE EXTERNAL SIZE VENT AREA REFERENCES HEIGHT x WIDTH HEIGHT x WIDTH (cm²) NTJ1 140 x 280mm 200 x 340mm 090 NTJ2 240 X 280mm 300 x 340mm 111 NTJ3 190 x 305mm 250 x 365mm 124 NTJ4 270 x 305mm 325 x 365mm 186 NTJ5 340 x 380mm 400 x 440mm 347 NTJ6 390 x 430mm 450 x 490mm 465 NTJ7 390 x 505mm 450 x 565mm 558 NTJ8 290 x 580mm 350 x 640mm 624
Product 35 Intumescent MG & MGL Grilles Tested up to 71 minutes Integrity & 54 minutes Insulation These intumescent slotted (MG) or louvred (MGL) grilles give from 30 minutes to 71 minutes integrity and consist of a front plate with slots (MG) or louvres (MGL) and a slotted back plate which holds the protective Envirograf intumescent material. The colours can be made to order. It has 5mm returns into which the intumescent back plate is located. For 60 minutes protection on a door or wall, two grilles would be required (one each side) as it is not (the room side of a door or wall) use one grille on the risk side and one plain front plate on the other for louvred). For ceilings, ducting, etc requiring one door etc. seconds. No smoke or toxic fumes are emitted by this product. If this product is to be used in operating theatres or other sterile or food preparation areas, the intumescent material in the grilles can be supplied fully sealed. See overleaf for illustrated application examples. SLOTTED / EXTERNAL SIZE HOLE SIZE NUMBER OF SLOTTED AREA LOUVRED AREA LOUVRED* H x W (mm) H x W (mm) VENT HOLES MG (cm²) MGL (cm²) MG1/MGL1 150 x 200 100 x 150 10 58 27 MG2/MGL2 200 x 200 150 x 150 14 81 38 MG3/MGL3 275 x 200 225 x 150 22 127 60 MG3A/MGL3A 200 x 275 150 x 225 24 139 66 MG4/MGL4 275 x 275 225 x 225 30 174 82 MG4A/MGL4A 300 x 300 250 x 250 33 191 91 MG5/MGL5 350 x 350 300 x 300 52 301 143 MG6/MGL6 350 x 425 300 x 375 75 434 206 MG7/MGL7 425 x 350 375 x 300 68 393 187 MG8/MGL8 425 x 425 375 X 375 90 521 247 MG8A/MGL8A 350 x 500 300 X 450 84 486 230 MG9/MGL9 500 x 500 450 x 450 126 729 346 MG10/MGL10 650 x 650 600 x 600 216 1250 592 MG11/MGL11 550 x 550 500 x 500 132 764 362 *To the references shown, please add /S for single risk side applications (one intumescent grille and one plain front plate supplied) or add /D for double risk side applications (two intumescent grilles supplied). Other sizes can be made to order
CONSTRUCTION DIAGRAM OF ENVIROGRAF MG AND MGL GRILLE SETS GRILLE SET FOR SINGLE RISK SIDE (/S) GRILLE SET FOR DOUBLE RISKS (/D) MG/S MGL/S MG/D MGL/D RISK SIDE SLOTTED INTUMESCENT GRILLE INTUMESCENT BACK PLATE FITS INSIDE THE RISK SIDE FACE PLATE NON-RISK SIDE SLOTTED FACE PLATE RISK SIDE LOUVRED INTUMESCENT GRILLE INTUMESCENT BACK PLATE FITS INSIDE THE RISK SIDE FACE PLATE NON-RISK SIDE LOUVRED FACE PLATE RISK SIDE SLOTTED INTUMESCENT GRILLE INTUMESCENT BACK PLATES FIT INSIDE THE RISK SIDE FACE PLATES RISK SIDE SLOTTED INTUMESCENT GRILLE RISK SIDE LOUVRED INTUMESCENT GRILLE INTUMESCENT BACK PLATES FIT INSIDE THE RISK SIDE FACE PLATES RISK SIDE LOUVRED INTUMESCENT GRILLE VENTILATION APERTURES INTUMESCENT STRIPS FACE PLATE BACK PLATE AN ENVIROGRAF MG GRILLE BEFORE BEING SUBJECTED TO A FIRE TEST AN ENVIROGRAF MG GRILLE AFTER BEING SUBJECTED TO A FIRE TEST ENVIROGRAF MG & MGL GRILLES ARE QUICK AND EASY TO FIT APPLICATION DIAGRAMS OF ENVIROGRAF MG AND MGL GRILLE SETS VENTILATION APERTURE NON-RISK SIDE DOOR SECTION RISK SIDE CEILING MG OR MGL GRILLE CEILING GRILLE PROTECTING CEILING VENTILATION RISK SIDE DOOR SECTION RISK SIDE PLAIN PLATE GRILLE DUCTING GRILLE GRILLE VENT APERTURE FAN APERTURE VENT APERTURE SET FOR SINGLE RISK SIDE CEILING MG OR MGL GRILLE CEILING SET FOR DOUBLE RISK GRILLE PROTECTING CEILING FAN/DUCTING
Product 36 Intumescent Block Grilles NEW BG-GRILLE The new elegantly designed BG grill Single or double grille face options Combined with a powerful intumescent section, ORIGINAL BG-GRILLE A slim block-type intumescent grille, giving an excellent 90% free ventilation area. The openings deep to special order. Standard depth 38mm. These grilles are used in ceilings, doors, walls, and ventilation ducting. PERFORMANCE employing the general procedures and criteria of: BS476 Part 22 (1987), achieving an integrity of 240 minutes. Also tested at VNE to European Standard EN1363-1 (2000).
INTUMESCENT BLOCK GRILLES (BG) Envirograf Product 36 Tested to BS476 Parts 20/22 (1987) for up to 4 hours integrity and insulation. The block grille gives up to 90% free ventilation area The Envirograf intumescent block grille consists of a zintec metal frame with foil-covered multi-layered Envirograf intumescent material included in the frame. The foil resists static electricity and the build-up of dust and grease that would otherwise close up the vents. The opening is faced with a zinc-plated mesh. When the grille is attacked by fire, it will not give off any toxic fumes and seals completely in approximately one minute, when its temperature has reached 120 C. The block grille can be fitted directly into ceilings, doors, partitions, ventilation ducting, and walls. Any type of grille front can be used with this product: aluminium, plastic, steel, etc; and Envirograf front plates can be supplied. Standard block grilles are made 38mm deep, but they can also be made to your requirements just state the depth (A), width (B), and height (C) required (see diagram below left). They can also be made with fixing lugs for ceilings or cavity walls. The sealed intumescent material makes this grille suitable for use in operating theatres and other sterile areas, such as food preparation areas, etc. ENVIROGRAF INTUMESCENT BLOCK GRILLES NOTE THE MASSIVE FREE-FLOW VENTILATION AREA BLOCK GRILLE IN DUCTING BEFORE A FIRE TEST BLOCK GRILLE IN DUCTING AFTER A FIRE TEST AFTER FIRE TEST A B STANDARD 38mm C FIXING LUG FIXING LUG BEFORE FIRE TEST FIXING LUG FIXING LUG BLOCK GRILLE SHOWING ORDERING DIMENSIONS INTUMESCENT BLOCK GRILLE FITTED WITH FIXING LUGS ENVIROGRAF INTUMESCENT BLOCK GRILLE IN A TEST THE GRILLE SEALS UP IN APPROXIMATELY ONE MINUTE
Product 89 Soffit Board Intumescent Ventilators Essential for Loft Conversions Stops Flame Penetration to replace plastic ventilation grilles, designed to rectangular grilles containing intumescent material that may enter from broken or open windows etc vents and enter the roof space, catching the roof felt bedrooms or play rooms. This Envirograf product is absolutely essential in loft conversions and for use over windows in the dining room, kitchen, and lounge areas. PERFORMANCE employing the general principles and criteria of BS476 Part 22 (1987), achieving an integrity of 66 minutes. ALSO SUITABLE FOR GAS / BOILER ROOM VENTILATION ORDERING REFERENCES
Product 110 Intumescent Flexible Wraps and Sleeves for Ducting Advantages Simple installation Can be cut to size to suit cavity/wall thickness Moisture resistant Protects pipes from corrosion Envirograf Product 110 Firoblok sleeves are of water pipes, and give protection from corrosion caused by close contact with cement, cement blocks, plaster, and other corrosive building materials. A silver-coloured reinforced covering contains the intumescent material so that it expands inwards and crushes into melting PVC pipes, trunking, ducts, etc and help prevent metal pipes, services, and armoured cables from overheating. The sleeves are supplied in 100mm, 150mm, 200mm, or 500mm lengths. They can be easily cut with a sharp knife and they should wall. expand, sealing the gap between the cable or pipe and its surrounding ceiling or wall. See also Product 7 (intumescent wraps) and Product 25 (cable protection system for cavity walls). USE walls (especially where contraction and expansion walls. PERFORMANCE employing the general procedures and criteria of BS476 Part 22 (1987), achieving an integrity of 130 minutes in solid walls, 67 minutes in hollow walls, and to EN1366-3 (2005), EN1363-1 (2000), and EN13501-2 (2004).
Products 133/134 Acoustic/Fireproof Ventilation Grille Product 133 AVG/F ACOUSTIC/FIREPROOF VENT. GRILLE parts (one for each side of the opening) and the internal cavity of both (m²) is about 0.4 x (slot length in metres). passing from one room to another. To accommodate the grille, the ventilation aperture must be at least 10mm larger than the height between the upper and lower opposing slot limits (the slots should be PERFORMANCE Tested to European Standards and approved in accordance with protection plus sound absorption. Product 134 AVG ACOUSTIC VENT. GRILLE The new Envirograf AVG acoustic vent grille contains micro-acoustic material to reduce the passage of sound from one room to another. consists of two sections with a 35mm wide edge. Both sections have absorption properties, and the inside edges of the grille are covered with acoustic foam. The grilles can be produced in lengths up to must be a multiple of 85mm up to a maximum 935mm (from 1 to 11 vanes). The area of ventilation available is about 29% of the total grille plate area. The grille can be easily mounted with screws onto a door or wall. PERFORMANCE Maximum sound absorption at a minimal air-resistance (20 Pa) is open passage of the grille, with measurement of the sound insulation
Product 148 Gas Flue Inspection Hatch Fire protection material Smoke and Gas seal round perimeter Sponge insulation ISL/GFH 1-2 HOUR FIRE RATING Lock latch Intumescent material On Buildings that were built after 2000 where gas flues are passing through plaster board ducting through rooms to vent on outside walls. Gas and Building Regulations now require fire rated access panels in order to view the joints and the fixing of pipes. ISL/IGFH Insulated version with U-VALUE 0.27 W/m 2 K 1-2 HOUR FIRE RATING The unit has 1-2 hour fire protection according to BS476 Part 22. Envirograf have made a new Inspection Hatch with internal locking device, insulated panel door, Intumescent Seals and smoke and gas seals, easily opening by pressing the door and will release. You can take the door out giving complete viewing for inside the ducting. To return the cover to the shut position drop into a slot and push cover to the shut position where the cover will then hold. The hatch can be fitted to walls and ceilings, either horizontally or vertically. Can be made to any size. All fixings internally Standard colour White, most RAL colours available. The unit can be overpainted to match your existing paintwork.
Product 150 New HMG Grille Hit and Miss Grille INTUMESCENT GRILLE HMG/C NEW HMG/C and HMG/W grilles A unique intumescent grille hit & miss type opening. When open or closed the multi directional intumescent seals up the opening giving HMG HMG/C on escape corridors, bathroom and kitchen windows (HMG/W ORDERING REFERENCES HMG/1 110mm high x 280mm wide HMG/2 140mm high x 280mm wide Add /C or /W when ordering to specify product type.
Product 150 New SVG Grille SVG grille NEW SVG grille of UPVC frames. For areas such as kitchens, bathrooms, etc. metal and powder coated. Standard colour white or brown, but can be made to other colours. All intumescent is multigraf completely sealing the unit. The SVG grilles have been tested to BS476 Remained intact after test ORDERING REFERENCES TO FIT OPENING SVG900 900mm wide x 75mm high x 60mm deep. SVG360 360mm wide x 100mm high x 100mm deep.
Product 155 Door and Cupboard Ventilation Giving 1 hour Fire Protection PATENT PENDING Introducing the new, innovative door and cupboard vent by Envirograf provides a solution to poorly ventilated areas which rely on a single extractor fan due to not having a window present. The new vent can be utilised in various areas with high levels of steam and condensation such as hotel bathrooms rooms with washing machines and tumble dryers and more recently to comply with building regulations these vents can be inserted into under stair or service cupboards which house gas meters. Standard ventilation units struggle to cope with the large volumes of steam and condensation and can take time to clear this, the Envirograf vent works in conjunction by allowing fresh air into the room at a low level allowing the Bathroom Installation ORDERING REFERENCES: Circular Vent Grille No.1 Circular Vent Grille No.2 Circular Vent Grille No.3 thickness 28/45mm Laundry Room Installation Stockist / Supplier T +44 (0) 1304 842 555 F +44 (0) 1304 842 666 sales@envirograf.com www.envirograf.com