Dunbrik A1 Concrete Flue Liners System Guide …

1 S y s t e m G u i d eFirebelly stove FB2 woodburner in pewterdomestic flue & chimney systemsCertificate A1 Concrete Flue Linerssystems for domestic chimneysChimney potWeather flaunching on cappingbrickwork with drip overhangA lead flashing & saddle tray at roof breakout point is not illustratedFlue Liners encased in100mm masonryVoids infilled with DunfilFlue liner bend to return flue run to verticalStraight flue Liners at an angleto create desired offsetFlue liner bend to offset flueThroat lintel for open fireDecorative hearthDunbrik (Yorks) Ltd172 Ferry Lane, Stanley, Wakefield, West YorkshireWF3 4 LTTelephone: 01924 373694 Fax: 01924 383459email: web: 2012B e n e f i t s o f a C h i m n e y A chimney adds appeal to a house A real fire turns a house into a home A natural draught flue promotes a healthier atmosphereB e n e f i t s o f D u n b r i k l i n e r s y s t e m s Full System from the specialist maker Detailed flue estimates prepared Systems designed for better flue flow Designed for easier installation Liners meet latest, highest standards Expert technical backupK e y S y s t e m F e a t u r e s For domestic fires and stoves Can use all domestic fuel .

2 Coal, wood, oil and gas Round Liners and full unrestricted bends for better flue flow Tested by BSRIA to European Standard Passed highest standard type A1 T600 Sootfire resistant to 1,000oCL i n e r S i z e sSizes for firebacks, open grate fires, canopy hoods, inglenooks and stoves 200mm round for fireplace openings up to 500mm by 550mm and stoves 300mm round for fireplaces openings up to typically 800mm by 585mm 250mm square for fireplaces openings up to typically 700mm by 595mm 300mm square for fireplaces openings up to typically 800mm by 750mm 450mm round for fireplaces openings up to typically 1,100mm by 960mmS e r v i c e s Flue estimating service Installation guides on web or by email Products available in the UKS Y S T E M D E T A I L S A N D D E S I G N G U I D A N C EDunbrik A1 Concrete Flue Linerssystems for domestic chimneysExample of 300mm round flue with open grate fireS Y S T E M D E T A I L S A N D D E S I G N G U I D A N C E The Dunbrik A1 Concrete Flue liner Systems are used in the construction of domestic chimneys suitable for all types of domestic fires.

3 A domestic chimney is a structure made with a minimum of 100mm thick masonry lined with purpose made flue Liners . Householders can burn any domestic fuel including coal and properly seasoned wood or install any domestic gas fire including flame effect liner RangesDunbrik flue Liners are available in round sizes 200mm, 300mm and 450mm internal diameter and square sizes - 250mm and 300mm internal square. These allow for the following fireplace opening sizes for burning all domestic LinersDunbrik Concrete Liners are made with tongue and socket joints for accurate location and tight jointing. They are manufactured from kiln burnt aggregate and Portland cement and are designed to withstand repeated temperature Liners should be joined with Dunseal fire proof mortar paste.

4 Allow approximately 3 joints per cartridge for 200mm Liners , 2 joints for 250mm & 300mm Liners and 1 joint for 450mm Liners . Any void between flue Liners and masonry surround should be filled with Dunfil insulating StandardsBritish Standard BS EN 1857 established performance standards for Concrete flue Liners for domestic chimneys. Dunbrik Liners have been tested by BSRIA and achieved the highest categories in each class as follows: Dunbrik Type A1 - T600 N1 G D 3 Performance data T600 Temperature nominal operating temperature 600oCN1 Gas tightness negative pressure test at 40 PascalG Sootfire resistance heat shock tested to 1,000oC for 30 minutesD Condensate resistance for dry flue conditions3 Corrosion resistance for all domestic fuels (scrub test for durability)UK Building Regulations ADJD unbrik A1 Concrete Flue Liners meet the minimum standards set in approved document J (ADJ)

5 And exceed the requirements for temperature and gas sizemm31711596290 Maximumlintel spanmmRecess depthmmMaximum recess area1,000 sq mmTypical recess width & height mm200 id300 id450 id250 sq300 sq6008001,100800800375475625425475265471 1,060417600500 by 550800 by 5851,100 by 960700 by 595800 by 750 Flue crosssection1,000 sq mmdomestic flue & chimney systemsDunbrik A1 Concrete Flue Linerssystems for domestic chimneysTraditional Fireplace Inglenook with canopy hoodCourtesy of PottonnFirebelly FB2 stovewith pipe connectionCutout view of Liners encased in masonry and infillSystemliner sizemmAngle of BendComponentHorizontal flue offset mmVertical flue height mm200 id300 id450 id250 sq300 deg30 deg30 deg30 deg200B pairwith 200L600with 200L230with 200L150300B pairwith 300L230with 300L150450B pairwith 450L230with 450L15010B pairwith 10 Lwith 10LS12B pairwith 12 Lwith 12LS55add 240add 85add 60125add 120add 7065add 85add 5590add

6 115add 70110add 115add 70304add 554add 210add 139425add 200add 120330add 215add 145330add 200add 120350add 200add 120 Flue EstimatesWe can provide you with a flue estimate to suit most configurations of dwelling and flue size. Please complete our estimate request form or telephone our technical staff with your details for an and installationComponents are available in the UK. Please call 01924 373694 for your nearest supplier. An installation Guide for Dunbrik products is available on our website , by fax or by A1 Concrete Flue Linerssystems for domestic chimneysExample of 200mm round flue with a stoveS Y S T E M D E T A I L S A N D D E S I G N G U I D A N C EBends in FluesA flue liner bend is used to create an offset to align the flue with house walling or to reach a chimney pot position.

7 Bends must not exceed an angle of 45 round flues, the bends can be rotated to offset the flue in any direction, avoiding the need for additional sets of bends and further sweeping following table sets out the offset achieved with each pair of liner bends and the additional offset with each straight liner inserted between the O M P O N E N T S F O R R O U N D F L U E SProduct CodeWeight kgInternal DiametermmExternal DiametermmWidth x DepthmmStraight flue liner - 600mm tallStraight flue liner - 230mm tallStraight flue liner - 150mm tallLiner bend degreeThroat lintel 800mm wideStove connection blockMilner fireback - 450mmCannon head chimney potTopguard steel cowl 260mm tall200L600200L230200L150200B200TL800200 SCB450

8 FBCann450TG260 Straight flue liner 600mm tall2 0 0 L 6 0 0 Straight flue Liners 230mm tall2 0 0 L 2 3 03 0 0 L 2 3 04 5 0 L 2 3 0 Short flue Liners 150mm tall2 0 0 L 1 5 03 0 0 L 1 5 04 5 0 L 1 5 0 Flue liner bends2 0 0 B3 0 0 B4 5 0 BStove connection block2 0 0 S C B3 0 0 S C BShapes vary for the different flue sizes and bend x 375552 x 552450 x 175--600230150200220150570450260 Taller cannon pots and other designs of chimney pot are also availableStraight flue liner - 230mm tallStraight flue liner - 150mm tallLiner bend 30 degreeThroat lintel 1000mm wideStove connection block300mm round straight potTopguard steel cowl 350 wide x 475552 x 552--230150189220150750245 Straight flue liner - 230mm tallStraight flue liner - 150mm tallLiner bend degreeThroat lintel 1300mm wide450mm round straight pot Topguard steel cowl 500mm wide450L230450L150450B450TL1300450 RST900TG500 Product CodeWeight kgInternal DiametermmExternal DiametermmWidth x x 625--230150247220900395 Dunbrik A1 Concrete Flue Linerssystems for domestic chimneysAll dimensions are nominal.

9 Specifications may be altered without prior CodeInternal DiametermmExternal DiametermmWidth x DepthmmHeightmmWeight kgThroat lintel/Gather unit2 0 0 T L 8 0 03 0 0 T L 1 0 0 04 5 0 T L 1 3 0 0200mm round liner System For fireplace openings up to 500mm by 550mm and stoves with up to 200mm ext. diameter pipe connection300mm round liner System For fireplace openings up to 471,000 sq mm450mm round liner System For fireplace openings up to 1,060,000 sq mmProduct CodeWeight kgLiner sealant 310ml cartridgeChimney infill aggregateSmoke pelletsFlue notice plate itemsC O M P O N E N T S F O R S Q U A R E F L U E SProduct CodeWeight kgInternal SquaremmExternal SquaremmWidth x DepthmmStraight flue liner - 230mm tallStraight flue liner - 140mm tallLiner bend 30 degreeThroat lintel 1.

10 000mm wideCanopy connection blockSquare based round potTopguard steel cowl 260mm tall10L10LS10 BAF250/1000S10 CCBSBRP685TG260 Straight flue Liners 230mm tall1 0 L1 2 LShort flue Liners 140mm tall1 0 L S1 2 L SFlue liner bends1 0 B1 2 BCanopy connection block1 0 C C B1 2 C C BShapes vary for the different flue sizes and bend ,000 x 425552 x 552--230140245225150685260 Straight flue liner - 230mm tallStraight flue liner - 140mm tallLiner bend 30 degreeThroat lintel 1000mm wideStove connection block300mm round straight potTopguard steel cowl 350 wide 12L12LS12 BAF300 x 475552 x 552--230140275220150750245 Dunbrik A1 Concrete Flue Linerssystems for domestic chimneysAll dimensions are nominal.