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HomeMy WebLinkAboutAttic Ventilation Calculations Attic Ventilation Calculations for Prior Lake Senior Housing 5/24/02 Building One Area 10,600 s.f. Ridge Vent 180 1.f. Soffit Vent 428 1.f. Required Venting Area =Area/300= 10,600 s.f./300 x 144 s.i./f=5,088 s.i. Venting Provided Ridge Venting= 180 1.f. x 18 s.i./l.f. =3,240 s.i. Soffit Venting=4281.f. x 7.4 s.i./1.f. =3,167 s.i. Total Venting=6,407 s.i. >5,088 s.i. PASS Building Two Area 13,900 s.f. Ridge Vent 246 l.f. Soffit Vent 478 l.f. Required Venting Area =Area/300= 13,900 s.f./300 x 144 s.i./f=6,672 s.i. Venting Provided Ridge Venting=246 1.f. x 18 s.i./l.f.=4,428 s.i. Soffit Venting=478 1.f. x 7.4 s.i./l.f.=3,537 s.i. Total Venting=7,965 s.i. >6,672 s.i. PASS Building Three Area 19,100 s.f. Ridge Vent 5281.f. Soffit Vent 707 l.f. Required Venting Area = Area/300 = 19,100 s.f./300 x 144 s.i./f=9,168 s.i. Venting Provided Ridge Venting= 528 1.f. x 18 s.i./l.f. =9,504 s.i. Soffit Venting=707 1.f. x 7.4 s.i./l.f. = 5,231 s.i. Total Venting= 14,735 s.i. >9,168 s.i. PASS , .. .. Product S eci icat on Sheet ' ' . 1 el,. /4104/ , CERTIFIED 1.7.—w" * Igecbe inceN Imam I slyfR�`ic A New G7'�• of Building�, tRSilfYif,lwc SOFFITS isudulErer NAIRN All Super Polymer and Solid Vinyl Siding,Soffit and Accessories VSI P seal. manufactured by Heartland are made from exclusive formula- , ..rtnn ° Rsra _�yL_-- tions which have the following properties and specifications: �---- -- THICKNESS: WOODHAVEN ,044 SIDINGS ./(14 =)"glen042*17 ....e.„.,..e,E.+.+.,. /01171177 SUPER POLYMER VINYL SIDING 046 / Pd 044* e�lar:l: �eaks * 042* / ► I Q46AUTIIN � (� WOO s,......I....Inv,''Ii-. COLLECTION (Beaded.046) (��,1 SUPER POLY�Mf�EII •OS(� SUPE.PCIYNER f e' Tech .044* EXTRAS RE NG�H TRADtf pn * ..+ , /J AA (� SOF FIT Aiwniv .aRl n6 8" .046 Tri i,�T.-�'rs..(j.sla/ 11044 .V4O* VERTICAL PANELING f PREMIUMSUPER POLYMER 04<i tI RICAN ec .044* :•i Tech 1 *I SPIRIT"' -044* Rustic Shades ,E,,, SOF F IT��'Ir'�!^/AA/ .048* VERTICAL PANELING TRAFALGAR iL; 1 IV 210,140MY 042 Beaded V,e"1 SQUARE i OF • .044* . e ( .002 ) ,7 0.lµ/O•.LYILAI1tl+C O++.K1... Board Soffit/Wainscot Tn .046* Solid Vinyl TEST RESULTS: Batten 14)Impact Resistance(ASTM 4226) >60 in./lb. VERTICAL UNIVERSAL ( Negative Wind Load(ASTM 5206) 55.5 PSF S OF FIT Specific Gravity 1 452 Hardness(Durometer D) 72±3 Tensile Strength(psi) 7260 °°e(414. 1.4 -) .090 HEARTLAND ( ..002) Modulus of Elasticity in Tension(psi) 326,718 SuCedarSbake Qopt Rougb-Cu`onMwER 9jpml�s SELECT hod Impact(ft-lbs./in.notch) 32.5 @ 23`C Gip ssip', SOFFIT 3.5 @ 0'Ce. Heat Deflection Temperature 164T @ 264 psi(F) _ fust sponsaea Piograin Coefficient of Expansion(infinT) 3 12 x 10-5 CodiProin Sidcwallduct ertains to Warp <1/8" Applications Only. Vented Soffit Standard Aerated D6=13.29 Sq.InJSq.Ft. (Net Free Open Area)Hidden Vent=7.40 In./Sq.Ft. Center-Vent T4=5.24 Sq.In./Sq.Ft.(16.98 Full Vent) The following fire hazard classification is established by Underwriters Laboratories for the product in comparison with red oak at 10(1 and asbestos-cement board at 0: Flame Spread 25 Fuel Contributed 0 Smoke Density Developed >500 All siding,soffit and accessories manufactured by Heartland have a Class A fire rating based on ASTM E84 test results. All siding, soffit and accessories manufactured by Heartland meet specifications in accordance with ASTM D-635 and ASTM E119-88 certification of a fire endurance rating of I hour. Important: Fire Safety Information-When rigid vinyl siding is exposed to significant heat or flame, the vinyl will soften, sag, melt, or burn, and may thereby expose material underneath. Care must be exercised 'when selecting underlaying materials because many underlayment materials are made from organic materials that are combustible.You should ascertain the fire properties of underlayment materials prior to installation. All building materials should be installed in accordance with local,state and federal building code and fire regulations. All Heartland siding, soffit and accessories are considered by the maker to be superior products in both performance and weather resistance.All products are extruded flat and formed immediately after extrusion to insure a uniform product Heartland Building Products, Inc. products feature a low gloss natural patina finish and are not painted,so there is no paint to wear or chip off. All products manufactured by Heartland Building Products,Inc.,meet or exceed standards set by H.U.D.,B.O.C.A.,S.B.C.C.I.,I.C.B.O. ..,...i and all standards set by American Society for Testing and Materials(ASTM)as specified in D-3679. HEARTLAND BUILDING PRODUCTS,INC_ www.heartlandsiding.coni 300 Park Place • P.O. Box 880 • Booneville,Mississippi 38829 • 662-728-6261 • FAX: 662-728-2194 Code#19-12-90500 Revised 6/01 x • • otr : S?��; �g a FungusBustere 25 CertainTeed XTTm 25 Sealdon® 20 CertainTeed 20 Custom Sealdon® A7 PLk 4 R)A/ /AtSTRUCTT , - 1 General Instructions A Ice Dam Protection THESE SHINGLES ARE WARRANTED AGAINST MANUFACTURING 'f Eaves flashing must be installed wherever there is a possibility of icing • DEFECTS.You can obtain a copy of the CertainTeed Limited Warranty from your along the eaves causing a back up of water.Apply seladhering Cehainleed ... supplier or applicator,or by writing to:CertainTeed Corporation,RPG WiinterGuard"'Waterproofing Shingle Urderlayment or its equivalent directly to Consumer Service Dept.,P.O.Box 1100,Blue Bell,PA 19422 or bbyy call'vvghg the deck according to application instructions provided with the product. 1.800-345-1145.TO QUALIFY FOR PROTECTION UNDER THE CERTANTEED WmeGuard must extend up the roof at least 24'beyond the interior wall line, WARRANTY.THE DIRECTIONS BELOW MUST BE FOLLOWED. and in areas of severe icing,at least up to the highest water level expected to IMPORTANT:DO NOT APPLY THESE SHINGLES ON ROOFS HAVING A occur from ice dams.If overhang requires flashing wider than 36',the SLOPE LESS THAN 7 PER FOOT.SEE SPECIAL INSTRUCTIONS BELOW FOR necessary 6'(minimum)horizontal lap must be located on the overhang.End LOW SLOPES(2'TO 4'PER FOOT)AND STEEP SLOPES(OVER 21'PER laps must be 6'(minimum). FOOT). TO OBTAIN STATED AREA COVERAGE.AND TO ACHIEVE DESIGNED PERFORMANCE.THE DIRECTIONS BELOW MUST BE FOLLOWED. C Valleys INCLUDING 5'EXPOSURE TO THE WEATHER. J Closed-cut valley application is recommended.Line valley by centering • TO ACHIEVE DESIGNED APPEARANCE,THE APPLICATION INSTRUCTIONS and 36'wide self-adhering CertainTeed WmlerGuard Waterproofing BELOW MUST BE FOLLOWED. Shingle a its equivalent directly to deck.Applcation of shingles Nob:Sealant protection tape on back of shingle does not need to be removed. in valley is done by overlapping and armrrirhg the shingles from aiptrg roof The ddee9r�ee of care required to properly apply asphalt shingles withal damage areas as valley onto.Lay torsi shingle course least eaves s first gle area and in naming or from roof traffic in on ambient conditions at the across a root area at least Press shingles well into dependsPart valley.Follow sta fastener instructions,except that no fastener is to be pproducts bsite since asphalt naturally become harder vthen odd and softer closer than 6'to valley center line.Followfor same procedure for succeeding when hot.The experienced applicator should find that,with appropriate courses.Apply first course of shingles along eaves of adjoining roof area, attention to the ambient conditions,the high quality asphalt shingles from the extending it over previously applied shingles and neatly cut 2 back from CertainTeed Roofing Collection will perform better over a wider range of center line of valley.Cut 7 diagonally off upper corner of each trimmed shingle appkcalion temperatures than ordinary slwgles. to direct water into valley.Take care not to co into shingles below.Follow same Sealing of the shingle tabs to the adhesive strips on the shingle beneath is procedure for succeeding courses. created by heat from sunlight Sealing may be delayed t shingles are applied IMPORTANT:To prevent cracking during application,shingles must be during cooler weather.or to roof areas which Sealing further be delayed by airborne dust yaccumulation.I any of ceive direct sunlight. he sufficiently warm to avow proper fuming. strips have not properly activated after a reasonable time period,hand sealing may be rte. p Vain'Shingles in prolonged storage may pick up temporary staining which isCenter eliminated by nature weathering. .nhe • Winter(luard 2 Roof Deck Ventilation Provide adequate ventilation under the rod deck to prevent harmful condensation in winter and heat build-up in summer. .40 • • CertainTeed will not be responsible for damage to.shingles as a result of deck • movement,which can be caused by inadequate ventilation.Ventilation �' provisions should meet or exceed current FHA Minimum Property Standards m building and conforto all buildcodes and regulations. , To best insure adequate ventilation and circulation of ori,use a combination of p4111// ridge and octal reps. FHA for each Properly Standards require one square toot d net bee of er 300 , y 111 To area for each 150 square bet of space b be vented:o one square bol per 300 square feet N vvaappoorr barrier is xstaNed on the warm side of Celing,or N at least . ore hal the verbMaionh is provided near the ridge. To meet or exceed these requirements,continuous ridge ventilation with a product such as Ftidge Ridge Filter Shinglevent•IL combined with balanced venting,isrecommended.rEither It provides 18 square inches of net free vent area per inear loot. winommem 6 Urlderlaymellt Nook Underlaymert must be applied flat and ohwririted. • stands d:H s recommended that a single d shingle undedayment r� (ASTM D48fiit Type Q be applied b decks with d 4'per bol o greeter, consistentqire .L all2'hrs applicable billy ingwith codes.For &e staggered. bSecure with � is regent fa Lap r o hot ntatb with 4'end Ids staggered.Secure with \ resistant drip to hold o place ed shingles are pplac Cover the resistant drip edge is recommended and should be placed over the utderlayment at the rake and beneath the undertayment at the eaves. On a typical home,32 feet of Ridge Filtervent or Ridge Filter Shinglevent II Low Slope Application:On slopes d r to 4'per foot,applyf- or its th adhecing provides more net free vent area an CatainTeed uard Waterproofing Single indenayment over entire deck eck surface,according to application instructions providedwith the product.This materialicing serves as eaves flashing in areas where 11 root vents, 5 turbine vents along eaves is a possibility.See Section 4. Of 40 Fttervent and Shinglevent II ridge vent products are manufactured by Air Vent Inc..a CertainTeed subsidiary.Call 1-800-AIRVENT for additional information • and sales locations.(In Illinois and Canada,309-688-5020.) • 3 Roof Deck These instructions are fix the application of shingles to minimum 3/8' thick plywood,minimum 7/16'thick non-veneer,or minimum 1'thick(nominal) wood decks.The plywood or non-veneer decks must comply with the specifications of the American Plywood Association.The wood rnust be -seasoned,not over 6'( width,and securely taste with two 8d nails to each rafter.Do not use green.unseasoned sheathing or undried. recently stripped form lumber.Deck surface should be dean and bare. THE SHINGLES MUST NOT BE APPLIED TO ANY SURFACE.OTHER THAN ROOF DECK TYPES DESCRIBED IN THE PRECEDING PARAGRAPH, WITHOUT FIRST OBTAINING WRITTEN CONSENT FROM CERTAINTEED'S CONSUMER SERVICE DEPARTMENT,AT THE ADDRESS SHOWN IN SECTION 1 ABOVE. REQUESTS FOR SUCH CONSENT MUST BE ACCOMPANIED BY A COPY OF THE DECK MANUFACTURER'S RECOMMENDED APPLICATION PROCEDURE FOR SHINGLES.AND IF APPROPRIATE.A DETAILED EXPLANATION OF HOW DEVIATIONS FROM VENTILATION REQUIREMENTS STATED IN SECTION 2 OF THESE • INSTRUCTIONS WILL BE HANDLED. CertainTeed will not be responsible.under any circumstances,for the performance of its shingles if applied directly to any type of insulation such as penile board,plastic barns,or fiber glass. CertainTeed will not be responsible for the performance of its shingles if applied directly to decks composed of fiberboard,gypsum plank,lightweight concrete. cernentitious wood fiber,or similar materials,or to"approved-decks installed over insulation,unless written consent has been obtained from CertainTeed in the manner described above.CertaihTeed's consent for these deck systems is required so that it can be assured that the alternate application instructions are acceptable and so that it can supply supplementary application instructions if necessary. • I COLLECTIO ° CertainTeed C-1 • • • • • • • • • • • • • • • • • • • • •