Waterproofing

WATERPROOFI NG

What is !ality Waterproofng% 

A waterproofng system which prevents the passage o li!i" water in the presence o hy"rostatic press!re#

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Protection as necessary#

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A "rainage system that re"!ces hy"rostatic press!re#

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 Accessory pro"!cts which complement$ attach an" "etail the waterproofng an" "rainage#

'A(PPROOFING WATERPROOFING& Waterproofng is the treatment o a s!race to prevent the passage o li!i" water in the presence o hy"rostatic press!re#

'A(P)ROOFING& 'amp)proofng is the treatment o a s!race to retard the a*sorption o moist!re in the absence o hy"rostatic press!re#

PER(EA-I.IT/ OF 0ON0RETE Portland cement mortar and concrete can be made practically waterproof or impermeable without the use of any integral waterproofing materials; but in order to obtain it considerable care should be exercised in selecting good materials.

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Well)gra"e" san"s containing consi"era*le gra"e" fne material are preera*le or ma1ing impermea*le concrete#

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 The consistency o the concrete mi2t!re sho!l" *e wet eno!gh so that it can *e p!""le"$ mi2t!re sho!l" *e well spa"e" against the orms to avoi" the ormation o poc1ets on the s!race#

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0are sho!l" *e ta1en not to over trowel#  The !se o e2cessive water$ ca!ses shrin1age crac1s an" ormation o laitance)seams# 'eective wor1manship can res!lt in improper

3ow Water can penetrate 0oncrete ,tr!ct!res%

,TR40T4RE%

W3ERE IT I, 4,E'% Positive Side Waterproofng: Positive si"e is same si"e o the str!ct!re as the so!rce o the water# 'esigne" to stop water *eore it has a chance to enter the str!ct!re an" ca!se str!ct!ral "amage# Negative Side Waterproofng: Interior si"e opposite the water press!re si"e o the str!ct!re (ost commonly !se" in 5 Reme"ial wor1 5 Elevator pits 5 Tan1 liners Blind Side Waterproofng: Positive si"e

W3ERE IT I, 4,E'%

NAT4RE OF WAERPROOFING (ATERIA., 

F!ll a"hesion to s!*strate& To prevent lateral migration o water *etween the waterproofng material an" s!*strate#  Factory controlle" !niorm thic1ness& variance in thic1ness may lea" to varia*le perormance#  Fle2i*ility over crac1s& a*le to withstan" s!*strate movement#  Resistance to high hy"rostatic press!re  Positive "rainage an" protection o the waterproofng& 6!ality system sho!l" incl!"e prea*ricate" "rainage#   Trac1 recor"& The system sho!l" *e proven *y time#

 T/PE, OF WATERPROOFING Sheet Membrane Waterproofng  .ose lai" 7 P+0$ 3'PE$ etc#  -on"e" 7 sel)a"hesive$ hot applie" Liquid Waterproofng  One or two component  Applie" *y han"$ *y spray  3ot applie"$ col" applie" Bentonite Waterproofng Metal Oxide Waterproofng ementitious Waterproofng

 TAP0RETE  TAPE0RETE is an acrylic *ase" Polymer (o"ife" 0ementitio!s 0omposite coating system#

4se o Tapcrete  TAPE0RETE is !se" or s!race treatment$ protecting$ waterproofng an" repairing concrete an" masonry# Waterproofng o *asements$ toilets$ terraces$ roos$ swimming pools$ water towers etc# General concrete repairs# Protection o concrete against corrosion$ salt

PROOFING • !se" in steel str!ct!res# • A"" metal)o2i"e compo!n" to portlan" cement$ san"$ an" water to pro"!ce a sl!rry consistency # -len" together # •  0lean masonry s!races • 0lean concreate s!races •  'ampen s!race or several ho!rs prior to application with water an" maintain "amp con"ition !ntil applying waterproofng# •  N!m*er o 0oats& One *on" coat an" s!9cient waterproo coats to ma1e the s!race a*sol!tely waterproo# •  'o not apply waterproofng when temperat!re is orecast to *e :; "eg F or less within <: ho!rs o application#

-ENTONITE  The a*ility to e2pan" an" contract as it a*sor*s an" e2pels water= # It can e2pan" an" contract an infnite n!m*er o times= # It can swell to >; to <; times its vol!me= It is inorganic an" "oes not *rea1 "own with time# The ratio o their s!race area to physical vol!me is large an" this characteristic ena*les them to a*sor* large !antities o water#

PROOFING • Bentonite is a type o clay having the !n!s!al characteristics o cohesion$ *in"ing$ sealing$ an" thic1ening# •  When installe" *elow gra"e as a waterproofng mem*rane$ it *ecomes hy"rate" with the moist!re that is nat!rally present in the soil an" orms an impermea*le *arrier that a*sor*s an" e2pels water # • can e2pan" an" contract an" is capa*le o a*sor*ing seven to >; times its own weight in water$ swelling !p to >? times its "ry vol!me# •  to !nction properly as a waterproofng *arrier$ it is e2tremely important that this *arrier remain !n"er a

W!"#$P$OO%&N' &N '$##N $OO%S A green roo is a roo o a *!il"ing that is partially or completely covere" with vegetation an" a growing me"i!m$ plante" over a waterproo mem*rane# Green roos are also reerre" to as eco)roos$

(OW &" WO$)S* A green roo starts with a waterproofng layer# For e2isting roos$ the e2isting waterproofng Basphalt shingles$ tar an" gravel$ etc#C can *e !se"# For new constr!ction$ a single)ply mem*rane s!ch as EP'( Bethylene propylene "iene monomerC TPO Bthermoplastic polyolefnC# EP'( an" TPO are !ic1 to install$ an" also act as a root repellent$ preventing plant

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