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HomeMy WebLinkAboutP003 - PLUMBING SPECIFICATIONSr m a N d LL CL ii 3.3 METAL FABRICATIONS A. Cut, drill, and fit miscellaneous metal fabrications for trapeze pipe hangers and equipment so pipers. B. Fit exposed connections together to form hairline joints. Field weld con sections that cannot be shop welded because of shipping size limitations. C. Field Welding: Comply with AWS D1.1/D1.1 M procedures for sh ielded, metal am welding; appearance and quality of welds; and methods used in connecting welding work; and with the following: 1. Use materials and methods that minimize distortion and develop strength and corrosion resistance of base metals. 2. Obtain fusion without undercut or overlap. 3. Remove welding flux immediately. 4. Finish welds at exposed connections so no roughness shows after finishing and so contours of welded surfaces match adjacent contours. 3.4 ADJUSTING A. Hanger Adjustments: Adjust hangers to distribute loads equally on attachments and to achieve indicated slope of pipe. B. Trim excess length of continuous -thread hangerand supped rods to 1-1/2 inches. 3.5 PAINTING A. Touchup: Clean field weltls and abraded areas of shop paint. Paint exposed areas immediately after erecting hangers and supports. Use same materials as used for shop painting. Comply with SSPC-PA 1 requirements for touching up field -painted surfaces. 1. Apply paint by brush or spray to provide a minimum dry film thickness of 2.0 mils. B. Galvanized Surfaces: Clean welds, bolted connections, and abraded areas and apply galvanizing -repair paint to comply with ASTM A 780. 3.6 HANGER AND SUPPORT SCHEDULE A. Specific hanger and support requirements are in Sections specifying piping systems and equipment. B. Comply with MSS SP-69 for pipe -hanger selections and applications that are not specified in piping system Sections. C. Use hangers and supports with galvanized metallic coatings for piping and equipment that will not have field -applied finish. D. Use nonmetallic coatings on attachments for electrolytic protection where attachments are in direct contact with copper tubing. E. Use carbon -steel pipe hangers and supports and metal trapeze pipe hangers and attachments for general service applications. F. Use stainlesseteel pipe hangers and stainless -steel or corrosion -resistant attachments for hostile environment applications. G. Use copper -plated pipe hangers and copper attachments for copper piping and tubing. H. Use padded hangers for piping that is subject to scratching. I. Use thermal -hanger sh ield inserts for insulated piping and tubing. J. Horizontal -Piping Hangers and Supports: Unless otherwise indicated and except as specified in piping system Sections, install the following types: 1. Adjustable, Steel Clevis Hangers (MSS Type 1): For suspension of noninsulatetl or insulated, stationary pipes NPS 1/2 to NPS 30. 2. Yoke -Type Pipe Clamps (MSS Type 2): For suspension of up to 1050 deg F, pipes NPS 4 to NPS 24, requiring up to 4 inches of insulation. 3. Carbon -or Alloy -Steel, Double -Bolt Pipe Clamps (MSS Type 3): For suspension of pipes NPS 3/4 to NPS 36, requiring clamp flexibility and up to 4 inches of insulation. 4. Adjustable, Steel Band Hangers (MSS Type 7): For suspension of noninsulatetl, stationary pipes NPS 1/2 to NPS 8. 5. U-Bolts (MSS Type 24): For supped of heavy pipes NPS 1/2 to NPS 30. 6. Pipe Saddle Supports (MSS Type 36): For support of pipes NPS 4 to NPS 36, with steel -pipe base stanchion support and cast-iron floor flange or carbonateel plate. 7. Pipe Stanchion Saddles (MSS Type 37): For support of pipes NPS 4 to NPS 36, with steel -pipe base stanchion support and cast-iron floorflange or carbon -steel plate, and with U-bolt to retain pipe. B. Single -Pipe Rolls (MSS Type 41): For suspension of pipes NPS 1 to NPS 30, from two rotls if longitudinal movement mused by expansion and contraction might occur. 9. Complete Pipe Rolls (MSS Type 44): For support of pipes NPS 2 to NPS 42 if longitudinal movement caused by expansion and contraction might occur but vertical adjustment is not necessary. K. Vertical -Piping Clamps: Unless otherwise indicated and except as specified in piping system Sections, install the following types: 1. Extension Pipe or Riser Clamps (MSS Type 8): For support of pipe risers NPS 3/4 to NPS 24. 2. Carbon -or Alloy -Steel Riser Clamps (MSS Type 42): For support of pipe risers NPS 3/4 to NPS 24 IT longer ends are required for riser clamps. L. Hanger -Rod Attachments: Unless otherwise indicated and except as specified in piping system Sections, install the following types: 1. Steel To mbuckles(M SS Type 13): For adjustment u p to 6 inches for heavy loads. 2. Steel Clevises (MSS Type 14): For 120 to 450 deg F piping installations. M. Building Attachments: Unless otherwise indicated and except as specified in piping system Sections, install the following types: 1. Steel or Malleable Concrete Inserts (MISS Type 18): For upper attachment to suspend pipe hangers from concrete ceiling. 2. Top -Beam "lamps (MSS Type 19): For use under roof installations with barfoist construction, to attach to top flange of structural shape. 3. Side -Beam or Channel Clamps (MSS Type 20): For attaching to bottom flange of beams, channels, or angles. 4. Center -Beam Clamps (MSS Type 21): For attaching to center of bottom flange of beams. 5. Welded Beam Attachments (MSS Type 22): For attaching to bottom of beams IT loads are considerable and rotl sizes are large. 6. C-Clamps (MSS Type 23): For structural shapes. 7. Welded -Steel Brackets: For supped of pipes from below, or for suspending from above by using clip and mtl. Use one of the following for indicated loads: a. Light (MSS Type 31): 750 lb. b. Medium (MISS Type 32):15001b. C. Heavy (MSS Type 33): 30001b. B. Side -Beam Brackets (MSS Type 34): For sides of steel or wooden beams. 9. Plate Lugs (MSS Type 57): For ataching to steel beams if flexibility at beam is required. N. Saddles and Shields: Unless otherwise indicated and except as specified in piping system Sections, install the following types: 1. Steel -Pipe -Covering Protection Saddles (MSS Type 39): To fill interior voids with insulation that matches adjoining insulation. 2. Protection Shields (MSS Type 40): Of length recommended in writing by manufacturer to prevent crushing insulation. 3. Thermal -Hanger Shield Inserts: For supporting insulated pipe. O. Spring Hangers and Supports: Unless otherwise indicated and except as specified in piping system Sections, install the following types: 1. Spring Cushions (MSS Type 48): For light loads if vertical movement does not exceed 1-1/4 inches. 2. Spring -Cushion Roll Hangers (MSS Type 49): For equipping Type 41, roll hanger with springs. I v�a�nie-s,.a,,,. R..e oeaa Tvnn 991 Preset to indicated load and limit RELEASED FOR CONSTRUCTION contraction of piping system from base Subject to compliance with all regulations of State and Local Codes e City of Camel ((�� �vmlUlllTnrJnp�L DATE: \ 08/23/19 P. Comply with MSS SP-69 for trapeze pipe -hanger selections and applications that are not specified in piping system Sections. Q. Use powtler-actuated fasteners or mechanical -expansion anchors instead of building attachments where required in concrete construction. R. Use pipe positioning systems in pipe spaces behind plumbing fixtures to support supply and waste piping for plumbing fixtures. END OF SECTION 220529 SECTION 220548.13 -VIBRATION CONTROLS FOR PLUMBING PIPING AND EQUIPMENT PART1-GENERAL 1.1 SUMMARY A. Section Includes: 1. Elastomeric hangers. 2. Spring hangers. 1.2 ACTION SUBMITTALS A. Product Data: For each type of product. B. Delegated -Design Submittal: For each vibration isolation device. 1. Include design calculations for selecting vibration isolators. PART2-PRODUCTS 2.1 ELASTOMERIC HANGERS A. Elastomeric Mount in a Steel Frame with Upper and Lower Steel Hanger Rods:. PP 9 1. Manufacturers: Subject to compliance with requirements, provitle products by one of the following: a. Isolation Technology, Inc. b. Kinetics Noise Control, Inc. c. Mason Industries, Inc. d. Vibration Eliminator Co., Inc. 2. Frame: Steel, fabricated with a connection for an upperthreaded hanger rotl and an opening on the underside to allowfora maximum of 30 degrees of angular lower hanger -rod misalignment without binding or reducing isolation efficiency. 3. Dampening Element: Molded, oil -resistant rubber, neoprene, or otherelastomeric material with a projecting bushing for the underside opening preventing steel to steel contact. 2.2 SPRING HANGERS A. Combination Coil -Spring and Elastomeric-Insert Hanger with Spring and Insert in Compression:. 1. Manufacturers: Subject to compliance with requirements, provide products by one of the following: a. Kinetics Noise Control, Inc. b. Mason Industries, Inc. C. Vibration Isolation. 2. Frame: Steel, fabricated for connection to threaded hanger rods and to allow for a maximum of 30 degrees of angular hanger -rod misalignment without binding or reducing isolation efficiency. 3. Outside Spring Diameter: Not less than 80 percent of the compressed height of the spring at rated load. 4. Minimum Additional Travel: 50 peroent of the required deflection at rated load. 5. Lateral Stiffness: More than 80 percent of rated vertical stiffness. 6. Overload Capacity: Support 200 percent of rated load, fully compressed, without deformation or failure. 7. Elastomeric Element: Molded, oil -resistant rubber or neoprene. Steel -washer -reinforced cup to supped spring and bushing projecting through bottom of frame. B. Adjustable Vertical Stop: Steel washer with neoprene washer "up-stop"on lower threaded red. 9. Sercentering hanger rotl cap to ensure concentricity between hanger rotl and support spring coil. Oalllifillill!aAxenm1g: 3.1 VIBRATION CONTROL DEVICE INSTALLATION A. Installation of vibration isolators must not cause any change of position of equipment, piping, or ductwork resulting in stresses or misalignment. END OF SECTION 220548.13 SECTION 220553 - IDENTIFICATION FOR PLUMBING PIPING AND EQUIPMENT PART1-GENERAL 1.1 SUMMARY A. Section Includes: 1. Equipment labels. 2. Warning signs and labels. 3. Pipe labels. 1.2 ACTION SUBMITTALS A. Product Data: For each type of product indicated. PART2-PRODUCTS 2.1 EQUIPM ENT LABELS A. M etal Labels for Eno TimenC 1. Manufacturers: So Inject to compliance with dons imments, provitle products by one of the following: a. B rady Corporation. b. Brimar Industries, Inc. C. LEM Products Inc. J. Marking Services, Inc. e. Baton Identification Products. 2. Material and Thickness: Brass, 0.032-inch stainless steel, 0.025-inch aluminum, 0.032-inch or anodized aluminum, 0.032inch minimum thickness, and having pretlrilletl or stamped holes for attachment hardware. 3. Letter Color: Black. 4. Background Color: White. 5. Minimum Label Size: Length and width varyfor required label content, but not less than 2-1/2 by 3/4 inch. 6. Minimum Letter Size: 1/4 inch for name of units if viewing distance is less than 24 inches, 1/2 inch for viewing distances up to 72 inches, and proportionately larger lettering for greater viewing distances. Include secondary lettering two-thirds to three-quarters the size of principal lettering. 7. Fasteners: Stainless -steel rivets or self -tapping screws. B. Adhesive: Contact -type permanent atlhesive, compatible with label and with substrate. B. Plastic Labels for Equipment: 1. Manufacturers: Subject to compliance with requirements, provide products by one of the following: a. Brady Corporation. In. Brimar Industries, Inc. C. Carlton Industries, LP. d. LEM Products Inc. e. Marking Services, Inc. f. Sates Identification Products. 2. Material and Thickness: Multilayer, multicolor, plastic labels for mechanical engraving, 1/8 inch thick, and having pretlrilletl holes for attachment hardware. 3. Letter Color: Black. 4. Background Color: White. 5. Maximum Temperature: Able to withstand temperatures up to 160 deg F. 6. Minimum Label Size: Length and width vary for required label content, but not less than 2-1/2 by 3/4 Inch. 7. Minimum Letter Size: 1/4 inch for name of units if viewing distance is less than 24 inches, 1/2 inch for viewing distances up to 72 inches, and pmportionately larger lettering for greater viewing distances. Include secondary lettering two-thirds to three-quarters the size of principal lettering. 8. Fasteners: Shall rivets or self -tapping screws. 9. Adhesive: Contact -type permanent adhesive, compatible with label and with substrate. C. Label Content: Include equipment's Drawing designation or unique equipment number, Drawing numbers where equipment is indicated (plans, details, and schedules), and the Specification Section number and title where equipment is specified. D. Equipment Label Schedule: For each item of equipment to be labeled, on 8-1/2-by-11-inch bond paper. Tabulate equipment identification number, and identify Drawing numbers where equipment is indicated (plans, details, and schedules) and the Specification Section number and title where equipment is specified. Equipment schedule shall be included in operation and maintenance data. 2.2 PIPE LABELS A. Manufacturers: Su bject to compliance with requirements, provide products by one of the following: 1. Brady Corporation. 2. Brimar Industries, Inc. 3. Kolbi Pipe Marker Co. 4. LEM Products Inc. 5. Marking Sevices Inc. 6. Sales Identification Products. B. General Requirements for Manufactured Pipe Labels: Preprinted, color -coded, with leterng indicating service, and showing flow direction. C. Self -Adhesive Pipe Labels: Printed plastic with contact -type, permanentachesive backing. D. Pipe Label Contents: Include identification of piping service using same designations or abbreviations as used on Drawings; also incude pipe size and an arrow indicating fim direction. 1. Flow -Direction Arrows: Integral with piping -system service letering to accommodate both directions or as separate unit on each pipe label to indicate flow direction. 2. Lettering Size: Size letters according to ASME At 3.1 for piping. PART 3 - EXECUTION 3.1 EQUIPM ENT LABEL INSTALLATION A. Install or pemranently fasten labels on each major item of mechanical equipment B. Locate equipment labels where accessible and visible. 3.2 PIPE LABEL INSTALLATION A. Pipe Label Locations: Locate pipe labels where piping is exposed or above accessible ceilings in finished spaces; machine rooms; accessible maintenance spaces such as shafts, tunnels, and plenums; and exterior exposed locations as follows: 1. Near each valve and control tlevice. 2. Near each branch connection, excluding shod takeoffs for fixtures and terminal units. Where flow pattern is not obvious, mark each pipe at branch. 3. Near penetrations and on both aides of through walk, floors, ceilings, and inaccessible enclosures. 4. At access doors, manholes, and similar access points that permit view of concealed piping. 5. Near major equipment items and other points of origination and termination. 6. Spaced at maximum intervals of 50 feet along each run. Reduce intervals to 25 feet in areas of congested piping and equipment. 7. On piping above removable acoustical ceilings. Omit intermediately spaced labels. B. Pipe Label Color Schedule: 1. Low -Pressure Compressed Air Piping: a. Background: Safety blue. b. Lefler Colors: White. 2. Domestic Water Piping a. Background: Safety green. b. Leiter Colors: White. 3. Sanitary Waste and Storm Drainage Piping: a. Background Color: Safety black. b. Letter Color White. END OF SECTION 220553 SECTION 220719 - PLUMBING PIPING INSULATION PART1-GENERAL 1.1 SUMMARY A Section includes insulating the following plumbing piping services: 1. Domestic hot-water piping. 2. Domestic recirculating hot-water piping. 3. Roof mains and rainwater leaders. 4. Supplies and drains for handicap -accessible lavatories and sinks. B. Related Sections: 1. Section 220716 "Plumbing Equipment Insulation." 1.2 ACTION SUBM ITTALS A. Product Data: For each type of product indicated 1.3 QUALITY ASSURANCE A. Surface -Burning Characteristics: For insulation and related materials, as determined by testing identical products according to ASTM E 84 by a testing agency acceptable to authorities having jurisdiction. Factory label insulation and jacket materials and adhesive, mastic, tapes, and cement material containers, with appropriate markings of applicable testing agency. 1. Insulation Installed Indoors: Flame -spread index of 25 or less, and smoke-tlevoloped index of 50 or less 2. Insulation Installetl Outdoors: Flame -spread index of 75 or less, and smoke -developed index of 150 or less. B. Comply with the following applicable standards and other requirements specified for miscellaneous components: 1. Supply and Drain Protective Shielding Guards: ICC At 17.1 PART 2-PRODUCTS 2.1 INSULATION MATERIALS A. Foam insulation materials shall not use CFC or HCFC blowing agents in the manufacturing process. B. Flexible Elastomeric Insulation: Closed -cell, sponge- or expanded -rubber materials. Comply with ASTM C 534, Type I for tubular materials. 1. Manufacturers: Subject to compliance with requirements, provide products by one of the following: a. Aeroflex USA, Inc. b. Armacell LLC. C. Mineral -Fiber, Prefmmed Pipe Insulation: 1. Manufacturers: Subject to compliance with requirements, provide products by one of the following: a. Johns Manville; a Berkshire Hathaway company. b. Knauf Insulation. C. Owens Corning. 2. Type I, 850 Deg F Materials: Mineral or glass fibers bonded with a thermosetting resin. Comply with ASTM C 547, Type I, Grade A, with factory -applied ASJ-SSL. Factory -applied jacket requirements are specified in "Factory -Applied Jackets" Adicle. 2.2 ADHESIVES A. Materials shall be compatible with insulation materials, jackets, and substrates and for bonding insulation to itself and to surfaces to be insulated, unless otherwise indicated. B. Flexible Elastomeric and Polyolefin Adhesive: Comply with MIL-A-24179A, Type II, Class I. C. ASJ Adhesive, and FSK Jacket Adhesive: Comply with MIL-A-3316C, Class 2, Grace A for bonding insulation jacket lap seams and joints. D. PVC Jacket Adhesive: Compatible with PVC jacket. 2.3 MASTICS A. Materials shall be compatible with insulation materials, jackets, and substrates; comply with MIL-PRF-19565C, Type II. B. Vapor -Barmier Mastic: Water based; suitable for indoor use on below -ambient services. 1. Water -Vapor Pmmeance: ASTM E 96/E 96M, Procedure B, 0.013 perm at 43-mil dry film thickness. 2. Service Temperature Range: Minus 20 to plus 180 deg F. 3. Solids Content: ASTM D 1644, 58 percent by volume and 70 percent by weight. 4. Color: White. 2.4 SEALANTS A. FSK and Metal Jacket Flashing Sealants: 1. Materials shall be compatible with insulation materials, jackets, and substrates. 2. Fireandwater-resistant, flexible, elastomeric sealant. 3. Service Temperature Range: Minus 40 to plus 250 deg F. 4. Color: Aluminum. B. ASJ Flashing Sealants, and Vinyl, PVDC, and PVC Jacket Flashing Sealants: 1. Materials shall be compatible with insulation materials, jackets, and substrates. 2. Fire-andwater-resistant, flexible, elastomeric sealant. 3. Service Temperature Range: Minus 40 to plus 250 deg F. 4. Color: White. 2.5 FACTORY -APPLIED JACKETS A. Insulation system schedules indicate factoryapplied jackets on various applications. When factory-applietl jackets are indicated, comply with the following: 1. ASJ: White, kraff-paper,fiberglass-minforced scrim with aluminum -foil backing; complying with ASTM C 1136, Type I. 2. ASJ-SSL: ASJ with self-sealing, pmssureeensitive, acryliebased adhesive covered by a removable protective strip; complying with ASTM C 1136, Type I. 3. FSK Jacket: Aluminum-foil,fiberglass-reinforced scrim with Kraft -paper backing; complying with ASTM C 1136, Type II. 2.6 FIELD -APPLIED JACKETS A. Field -applied jackets shall comply with ASTM C 921, Type I, unless otherwise indicated. B. PVC Jacket: Highgmpact-resistant, UV -resistant PVC complying with ASTM D 1784, Class 16354-C; thickness as scheduled; roll stock ready for shop or field tufting and forming. Thickness is indicated in field -applied jacket schedules. 1. Adhesive: As recommended by jacket material manufacturer. 2. Color: White. 3. Factory -fabricated fitting covers to match jacket if available; otherwise, field fabricate. a. Shapes: 45-antl 90-degree, short- and long -radius elbows, tees, valves, flanges, unions, reducers, end caps, soil -pipe hubs, traps, mechanical joints, and P-trap and supply covers for lavatories. 2.7 TAPES A. ASJ Tape: White vapor -retarder tape matching factory -applied jacket with acrylic adhesive, complying with ASTM C 1136. 1. Width: 3 inches. 2. Thickness: 11.5 mils. 3. Adhesion: 90 ounces foroelinch In width. 4. Elongation:2 percent. 5. Tensile Strength: 40 lbf/inch in width. 6. ASJ Tape Disks and Squares: Precut disks or squares of ASJ tape. B. FSK Tape: Foil -face, vapor -retarder tape matching factory -applied jacket with acrylic adhesive; complying with ASTM C 1136. 1. Width: 3 inches. 2. Thickness: 6.5 mils. 3. Adhesion: 90 ounces forceAnch in width. 4. Elongation:2 percent. 5. Tensile Strength: 401bf/inch in width. 6. FSK Tape Disks and Squares: Precut disks or squares of FSK tape. C. PVC Tape: White vapor -retarder tape matching field -applied PVC jacket with acrylic adhesive; suitable for indoor and outdoor applications. 1. Width: 2 inches. 2. Thickness: 6 mils. 3. Adhesion: 64 ounces foroednch in width. 4. Elongation: 500 percent. 5. Tensile Strength: 181bf/inch in width. 2.8 PROTECTIVE SHIELDING GUARDS A. Protective Shielding Pipe Covers,: 1. Manufacturers: Subject to compliance with requirements, provide products by one of the following: a. Insul-Test Products Co. b. Plumberex Specialty Products, Inc. C. Zorn Industries, LLC. 2. Description: Manufactured plastic wraps for covering plumbing fixture hot -and cold -water supplies and trap and drain piping. Comply with Americans with Disabilities Act (ADA) requirements. B. Pmtective Shielding Piping Enclosures,: 1. Manufacturers: Subject to compliance with requirements, provitle products by one of the following: a. Truebro. b. Zorn Industries, LLC. 2. Description: Manufactured plastic enclosure forcovering plumbing fixture not-and cold-water supplies and trap and drain piping. Comply with ADA requirements. PART 3-EXECUTION 3.1 PREPARATION A. Surface Preparation: Clean and dry surfaces to receive insulation. Remove materials that will adversely affect insulation application. B. Coordinate insulation installation with the trade installing heat tracing. Comply with requirements for heat tracing that apply to insulation. C. Ma insulating cements with clean potable water; if insulating cements are to be in contact with stainless -steel surfaces, use demineralind water. 3.2 GENERAL INSTALLATION REQUIREMENTS A. Install insulation materials, accessories, and finishes with smooth, straight, and even surfaces; free of voids throughout the length of piping including fittings, valves, and specialties. B. Install insulation materials, forms, vapor barriers or retanders, jackets, and thicknesses required for each item of pipe system as specified in insulation system schetlules. C. Install accessories compatible with insulation materials and suitable for the service. Install accessories that do not corrode, soften, or otherwise attack insulation orlacket in either wet or dry state. D. Install insulation with longitudinal seams at top and bottom of horizontal runs. E. Install multiple layers of insulation with longitudinal and end seams staggered. F. Do not weld brackets, clips, or other attachment devices to piping, fittings, and specialties. G. Keep insulation materials dry during application and finishing. H. Install insulation with tight longitudinal seams and end joints. Bond seams and joints with adhesive moommended by insulation material manufacturer. I. Install insulation with least number of joints practical. J. Where vapor barrieris indicated, seal joints, seams, and penetrations in insulation at hangers, supports, anchors, and other projections with vapor -barrier mastic. 1. Install insulation continuously through hangers and around anchor attachments. 2. For insulation application where vapor barriers are indicated, extend insulation on anchor legs from point of attachment to supported item to point of attachment to structure. Taper and seal ends at attachment to structure with vapor -barrier mastic. 3. Install insert materials and install insulation to tightly join the insed. Seal insulation to insulation inserts with adhesive or sealing cempound recommended by insulation material manufacturer. 4. Cover inserts with jacket material matching adjacent pipe insulation. Install shields over jacket, arranged to protect jacket from tear or puncture by hanger, support, and shield. K. Apply adhesives, mastics, and sealants at manufacturers recommended coverage rate and wet and dry film thicknesses. L. Install insulation with factory -applied jackets as follows: 1. Draw jacket tight and smooth. 2. Cover circumferential joints with 3-inch-wide strips, of same material as insulation jacket. Secure stops with adhesive and outward clinching staples along both edges of strip, spaced 4 inches o.c. 3. Overlapjacket longitudinal seams at least 1-1/2 inches. Install insulation with longitudinal seams at bottom of pipe. Clean and dry surface to receive selfeealing lap. Staple laps with outward clinching staples along edge at 2 inches o.c. a. For below -ambient services, apply vapor -barrier mastic over staples. 4. Coverjoints and seams with tape, accortling to insulation material manufacturers written instructions, to maintain vapor seal. 5. Where vapor barriers are indicated, apply vapor -barmier mastic on seams and joints and at ends adjacent to pipe flanges and fittings. M. Cut insulation in a manner to avoid compressing insulation more than 75 percent of its nominal thickness. N. Finish installation with systems at operating conditions. Repairjoint separations and cracking due to thermal movement. O. Repair damaged insulation facings by applying same facing material over damaged areas. Extend patches at least 4 inches beyond damaged areas. Adhere, staple, and seal patches similar to butt joints. P. For above -ambient services, do not install insulation to the following: 1. Vibration -control devices. 2. Testing agency labels and stamps. 3. Nameplates and data plates. 4. Cleanouts. 3.3 PENETRATIONS A. Insulation Installation at Roof Penetrations: Install insulation continuously through roof penetrations. 1. Seal penetrations with flashing sealant. 2. Forapplications requiring only indoor insulation, terminate insulation above roof surface and seal with joint sealant. For applications requiring indoor and outdoor insulation, install insulation for outdoor applications tightly joined to indoor insulation ends. Seal joint with joint sealant. 3. Extend jacket of outdoor insulation outside roof flashing at least 2 inches below top of roof flashing. 4. Seal jacket to roof flashing with flashing sealant. B. Insulation Installation at Underground! Exterior Wall Penetrations: Terminate insulation flush with sleeve seal. Seal terminations with flashing sealant. SP-NGA spin " strength • yoga FOXFIEID CONSTRUCTION LTD. rxeaaxas oevsomwc s �rrewa¢ ak 4 VIRTUAL ENERGY SOLUTIONS 33 E. OGDEN AVE. SUITE 304 LA GRANGE IL, 60525 312.583.7023 W W W.VESCHICAGO.COM #AA26003751 > > N M170 W U CO L L M Z ._ U W Q� _M ) V 1O CID � U r p� \G G. PE, PEIISO0637 w '? STATE OF f ,R VES project number: 190301 sheet title: PLUMBING SPECIFICATIONS sheet number: P003 0 2018 Virtual Energy Solutions, Inc.