Finishing materials.pptx

Finishing materials

1. Course Outline 1 D oo r s a n d W i nd o w s L i n t el s a n d A r c h e s 1 cl a ss 1 cl a ss 3. Stairsand Other Arrangements for Vertical Circulation 1 class 1 cl a ss 1 cl a ss 1 cl a ss 1class 1 W ee k 1 a cl a ss F i n ish i n g W o r k s Fittings and Built in Furniture B u il d i n g s y s t e ms - T im b e r C o n s t r u c t i o n Balconies , Fire Places and Chimneys F ie ld t r ip Waterproofing Site management, Shoring, Underpinning, S c a f f o l d i n g a n d F o r m W o r k Written examination 1class 9 J un e (8 .0 A M t o 6.00PM)

2. F I N IS H I N G WORKS (2 hrs) 2

3. Main Emphasis 3 I n t e r io r S u r f a c e F ini s h e s t h a t in c lud e : Floor Finishes, W a ll Fin i s he s , C eiling Fin i s he s , S o ft F ur ni s hi ng s .

4. 5 Summary of some commonly used interior finishes Floor Walls Ceilings Soft f urn is h i n g s T hick L iqu i d joint less F loo r s Plaster plaster T hin L iquid Paints C le a r F in i sh Paints C le a r F in i sh Paints T hick Solid T imber based C l a y based Stone based Stone C e r amic tiles Mirror/glass Timber Metal P anels & T iles Plasterboard T hin Solid T hin sheet & tile materials T imber V enee r s Cork P lastic laminates So f t F inishes carpet Papers F a b rics Papers F ab r ics and Skins

5. Factors to consider in selecting finishing materials: 5 Durability C l e a n i n g & a n d m a i n te n a n c e f a c i l iti e s a v a i l a b l e Wear & tear due to abrasion, water or chemical spillage, impact from foot tr a ff ic o r m o v e a b le f u r n i t u r e , e t c . b) Ec ono m y Cost of material & Installation. C l e a n i n g & m a i n t e n a n c e c o st Com f o r t & a ppearan c e S o f t n e s s o f t h e f i n i s h t o t o u c h or un d e r f oo t , Glare, cased by reflective surfaces by bright colors or or dullness caused da rk co l ors , A c o u s tic & t h e r m a l i n s u l a t i o n p r o p e r tie s , V i s u a l & t h e r m a l i n s u l a t i o n p r o p e r tie s , V i s u a l e f f e c ts o f c o l o r , te x t u r e & p a tte r n Sa f ety aspec ts F i r e H a z a r d , Injury caused by hard or sharp edge of finishes I U C 2102

6. FLOOR FINISHES D u r a bi l i t y i s t h e m o s t i m p o r t a I N n G t C c o n C s T i d O N er at i o n O t h er c o n s i d er at i o n s i n c l u d e: T h e mea n s o f m a i n te n a n ce & c l ean i n g, Cost, Appearance:- texture, pattern & color are to be selected WRT style, function, room size, etc. C o m f o r t : - n o i s e l e v e l , wa r m th & f at i g u e o n f eet S a f ety: ( acc i d e n ts can b e ca u s ed b y u s e o f s lipp e r y ff in m a c hin e s h o p s o r s t a i r s ) 6

7. J oint les s L iqu i d Floor 7 L ai d in liquid f o r m & t h e n h a r de n s , No frequent joints except where cracking caused by s h r i nk a g e i s t o be a v o i d e d ( G r a no l i th i c , te r r a zz o & cement screed floors are laid in ‘bays’), Mainly used in industrial bldgs., Cement screeds , widely used as base to receive other f l oo r f i n i s he s (e . g . c o r k , c a r pe t a n d p . v . c .)

8. S o li d , r igid an d m o s t l y o v e r 1 5 I L D m m t T hic CR k, T h e s e f ini s h e s in c lud e : T i m b er b as e d , C l a y b as e d , S t o n e b as e d . 8 Thick Solid Floor Finishes

9. Timber based Higher-density timbers are more suitable for heavier use 9

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11. Clay based 11 C l a y tile s a r e h a r d, n o is y a n d cold These include: B rick & B rick P a vio r s , Ceramic tiles, Quarry tiles

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14. Stone based 14 Qua r r i e d & c u t t o s labs f r o m na t u r al l y o cc u r r ing r o c ks . Classification: based on geological formation Igneous r oc ks, (granite) Sedimenta r y r oc ks, ( Sand stone and lim e stone) Metamorphic rocks, (Marble, Slate and Quartzite) S t o n e is c o s t l y , ha r d , n o i s y bu t ha r d -w e a r i n g

15. CHAPTER FOUR 16 B U I L D I N G C O N S T R U C T I ON C O T M 2102

16. Thin solid materials 16 Thickness:- usually < 15mm thick Flexible Available in both sheet & tile form (except for Vinyl a s be s to s & the r m op l a s t i c ) Bonded to the floor with adhesive (screed on concrete o r p ly w oo d o r h a r d bo a r d o n t i m be r bo a r d ) T he r mop l a s t i c r equ i r e s s o f ten i n g he a t i n g be f o r e laying O the r e ,g , l i no l eum , v i n y l ba s e d f i n i s he s , c o r k & rubber

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19. Carpets 19 T oo m a n y va r i e t y : - s e l e c t io n o f t e n c o n f u s ing D i s t in ct io n ba s e d o n: - n a tu r e o f f i be r , t y pe o f p i l e & ba ck i ng , color difference

20. BCCS (British Carpet classification scheme) 20 BCCS classification based on suitability of use C l a ss 1 - L i g ht d o m e s t i c use e . g . be d r oo m s Class 2 – Medium domestic/light contract use e.g. hotel be d r oo m s w i t h l i g ht t r affi c Class 3 – General domestic/medium contract use e.g. hotel be d r oo m s publ i c a r e a s o f s m a ll bui l di n g s Class 4 Heavy domestic/general contract use e.g. heavy domestic use. Public areas to general use, hotels, shops, r e s t a u r a nt s, o ffi c e s, e t c Class 5 Heavy contract use e.g. all heavy traffic areas of c o mm e r ci a l bu i l d in g s Class Luxury (carpet superior to grade 3, designed for comfort & visual appeal, not necessarily for high durability

21. Selection based of type weave 21

22. Fibers 22 Individual stands of yarn used for weaving carpet D e t e r m ine t h e quali t y o f t h e c a r pe t Acrylic, nylon, polyester, polypropylen, viscose rayon & w oo l a r e t h e m o s t l y u s e d f ib e r s , F ib e r s a r e bl e n d e d t o p r o v id e : - Suffi c ient l y economi c al Able to provide specific

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26. A d h es i ves 26 Used commonly for fixing foam-backed & needle-punch carpets These include: R u bb er / r es i n e m u l at i o n a d h es i v es , Ac r y l i c e m u l at i o n a d h es i v es , Adh e s i v e s p r o vide P er m an e n t b o n d T em p o r a r y b o n d

27. G r i pp e r s 27 U s e d t o f i A x m ini s t e r & W il t o n c a r pe t s C o n s i s t o f s t r ip e s o f p l y w oo d w i t h t w o r o w s o f p r o j e c t ing an g l e d s pi k e , S t r ip e s a r e f i t t e d a r o un d t h e pe r i m e t e r o f t h e c a r pe t (around the skirting) by either nailing or bonding with s t r o n g c o n t a c t adh e s i v e . A cc e ss o r i e s a v a ilable in c lud e : T h r e s h o l d s t r i p e s f or i n s u l a ti o n , Edge stripes for use at bare edge of carpet

28. Matting U s e d f o r e n t r an c e lo bbi e s ha r s h t r e a t m e n t , Entrance mats should protect dust carried through to the other floor finishes, Thick matting should be recessed into a ‘mat well’ to a c hi e v e l e v e l m a t & f lo o r s u r f a c e s , Mat wells are usually lined with frmes to protect both the f lo o r & m a t e d g e s 28

29. W A LLS 29 F a c t o rs t o co n s i d er f o r s e l ec t i o n : D u r a b i l i t y , M a i n te n an c e , c l ean i n g c o s t Appearance Sound control T h e r m a l ins ul a t i o n R es i s ta n ce to t h e s p r ead o f f l am e

30. P las t e r 30 Old craft, provides a smooth, flat wall surface, I n t h e pa s t P la s t e r w a s b a s e d o n li m e , bu t t o d a y it is ba s e d o n gy p s u m , Hemi-hydrate & anhydrous gypsum are extracted (150- 17 & 190 - 22 O C r e s p ec t i v e l y)

31. Types of Plaster 31 Cl a ss A : hem i h y d r a t e g y p s u m p l a s te r ( P l a s te r o f P a r i s ) C l a ss B : r et a r d e d hem i h y d r a t e g y p s u m p l a s ter C l a ss C : a n h y d r ou s g y p s u m p l a s ter C l a ss D : K eene ’ s P l a s ter I t is al s o c la ss i f i e d a s : T y p e a: Un d e r c o at P l as te r , T y pe b : F ini s h P l a s t e r

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81. C ei l i n g F i n ish Mat e r i a l s 81 These include: C o r k & f a b r i c s Metals Plaster P l a s t ic l a m in a t es T i mbe r bo a r di ng Ti m be r v ene e r s

82. Ceiling panels, tiles & plasterboard 82

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