A Use.^h^ Mechanical Ventilation Checklist A Ventilation Systems such as those usually ft^di dwellings with electric or hot water radiant or baseboard heating systems Civic Address Number ofbedrooms Total Interior Volume ofdwelling ft3 Permit No. ^) Abedroom is aroom with an openable window (minimum dimensions apply), a closet and a closing interior door.5ach(air changes/hr) = Volume x 0.5+60 = cfm (B) Exhaust appliances exceeding.5ach may require make-up air 1. PrincipalFan a) E^ust Rate: Use the bedroom countfrom Box (A) above and Table 9.32.3.3.A. to determine MmimumRate.MaximumRateofllOcmiifNAIWA^adonpiesent aeienmne Minimum rehired rate: Interval Timer Continuous ""uuusiy. b) Principal Fan CFM &Sone Rating: Make. Model Sones: Interval. Fan Location: Continuous cfm cfm(c) cfin cfin" (D) (E) BoxE Maximum allowed is 110cfm ifmake-up Air Required in Step 4. c) Principal Fan Duct Size: Use actual fan cfm in Box Eabove and Table 9.32.3.9. Fan Duct size: : inches. Duct type: _Smooth Flex 2. Required Kitchen and Bathroom Exhaust Fans: Room Fan Make & Model CodcRcq'dMin a-w.c P«Tiblc9J2JJ.B Fan CFM actual Fan CFM QJtrrtjc permint R*dn$ Duct Diameter (in) Smooth Tabic9J2J.9* Flex ^ute SSS?" exccedlng TaWC 9'323-9' f0u W ""i*" * installation instructions or use good engineering practice to size duct. Used with Permission 10/98 HVCI Association of BC -REVISED 1/99 12 HVCI Ventilation Guidelines Checklist APgl
3.QYes NAFFVA*or Radon Gas present in dwelling unit: Proceed to Step4 & 5 No NAFFVA* or Radon Gas not present in dwelling unit: Omit Steps 4-7. *Natur*IlyAspiratedRial FiredVented Appliance 4. Passive Make=Up-Air Duct foi Principal-Fan; Use ther^ox-einstafledxninuid-tafale^^^stsr Make-up airduct diameter inches. Location./^ 5. Exhaust Appliance present which exceeds Box B0.5 ACH: Yes, Proceed to Step 6px 7. ^ DNo such appliance OR only solid fuel burning NAFFVA and no Radon present Omit 6&7. 6.Use Passive Make-up Air for Exhaust Appliance with actual installed exhaust rate of 126 cfmor less: Appliance Cfin_ Passive Make-up Air Duct Sized to Table 9.32.3.8:.inches 7.Use Actiye Make-up Air'for Exhaust Appliance with actual installed exhaust rate ofmore than 126 cfin. Make-up AirFan required: Appliance Cfin a)fanmake Moffe! Fan Cfin Ductdiameter ^nches SSS5ST b) Fan Location :. Fan ducted to 1) Active Make-up akis delivered to an unoccupied area and not delivered directly to room con taining the appuanc».vtransfer Grill required sized totable 9.32.3.8 (or isqinofgrossaxcaper2cfin): Transfer grill size sq. in. Location _ 2)Active Make-up air is delivered to an occupied area: Tempering required. Describe how make-up air willbe tempered to atleast 54 F (12 C). Installer Certification: Ihereby certify that the design and installation ofthe ventilation system complies with the 1998 B.C Building Code. Print Name Company Signature Certification Stamp Phone Stamp Expiry Date HVCI Stamps expire at Code Change Used with Permission 10/98 HVCI Association of BC REVISED 1/99 Checklist A Pg 2 HVCI Ventilation Guidelines 13
B-C Mechanical Ventilation Checklist B-C Use this Checklist with HRV ventilation equipment - fully distributed systems which use either adedicated distribution or are connected to aforced air heating system and used continuously. Civic Address Permit No. Number ofbedrooms Total Interior Volume ofdwelling ft3 (A) Abcdroom ^ aroom with an openable window (minimum dimensions apply), acloset and aclosing interior door 5 ACH(air changes/hr) = Volume x 0.5 -*- 60= cfm (g) Exhaust appliances exceeding.5ach may require make-up air 1. Use me bedroomcountfrom Box (A) above and Table 9.32.3.3.A. to determine the minimum Principal Exhaust Rate provided by the HRVcontrolled automaticauy with an interval timerorrun continuously Minimum Required Rate: cfm (Q 2. HRVMake jmodel HRV Capacity: CFM @.4"W.C cfm (D) 3* TOJ v ^ ^*"? r **frcsh* may bc distributed fey *forced air heating system. a) HRV with dedicated supply and exhaust duct system b) HRV fresh air integrated with forced air heating system. 4. Required Kitchen and BathroomExhaust: ROOM EXHAUST RATE Requiredper Table 932JJ.B Make & Model EXHAUST EQUIPMENT CFM@.2M Manf. Rated DuctDia(in) smooth flex Exhaust CFM *Use Table 9.32.3.9. For fan capacities exceeding Table 932 39 follow manufacturer's installation instructions or use good engineering practice to size duct Used with Permission 10/98 HVCI Association of BC-REVISED 1/99 16 HVCI Ventilation Guidelines T0TAL=B0X D Checklist BCPgl
6.QYes NAFFVA* or Radon Gas presentin dwellingunit: Proceedto Step 7 9 No NAFFVA* or Radon Gas not presentin dwelling unit: Omit Steps 7-9. Naturally Aspirated Fuel FiredVented Appliance 7. ExhaustAppliance present which exceeds BoxB 0.5 ACH: Yes, Proceed tostep 8 ox 9. " " No such appliance OR only solid fuel burning NAFFVA and no Radon present. Omit Steps 8&9. 8. Use Passive Make-up Air for Exhaust Appliance with actual installed exhaust rate of 126 cfm or less: ApplianceCfm Passive Make-up AirDuct Sized to Table 9.32.3.8.: inches 9. Use Active Make-up Air for Exhaust Appliance with actual installed exhaust rate of more than 126 cfin. Make-up Air Fan required. Appliance Cfin a)fanmake Model Fan Cfin _., must equal actual installed Duct diameter inches exhaustrate ofappuance. b) Fan Location. Fan ducted to ;. 1) Active Make-up air is delivered to an unoccupied area and not delivereddirectly to room con taining the appliance: Transfer Grill required sizedto Table 9.32.3.8 (or i sqinofgross areaper2cfin): Transfer grill size sq. in. Location 2) Active Make-up air is delivered to an occupied area: Tempering required. Describe how make-up air will be tempered to at least 54 F (12 Q. Installer Certification: I hereby certify that the design and installation ofthe ventilation systemcomplies with the 1998 B.C. Building Code. Print Name Company. Signature.. Certification Stamp Phone Stamp Expiry Date HVCI Stamps expire at Code Change Used with Pennission 10/98 HVCI Association of BC REVISED 1/99 Checklist BC Pg 2 HVCI Ventilation Guidelines 17
(J -MechanicalVentilation Checklist C This Checklist is for use with forced airheating systems using the following appliances: Mid-efficiency (induced draft) gas furnace Heatpump High-efficiency (sealed combustion) gas furnace Electric furnace NatoraUy-aspirating (standard) gas tumacelocaj^d butslde"ffiel5uilding envelopej^^mtgarage); Civic Address Number ofbedrooms Total Interior Volume ofdwelling ft3 Permit No. / a \ A bedroom is a room with an openable window (minimum dimensions apply), a closet and a closing interior door.5 ACH (air changes/hr) = Volume x 0.5 +60= cfm (B) Exhaust appliances exceeding.5 ACH may requiremake-up air 1. Principal Fan a) Exhaust Rate:Use the bedroom count from Box (A) above and Table 9.32.3.3.A.to determine Minimum Rate. (Maximum Rate of 110 cfm if NAFFVA/Radon present) The Principal Exhaust Fan will be controlled automatically withaninterval timeror runcontinuously. Minimum required rate: Interval Timer Continuous cfm (Q cfin (D) b) Principal Fan CFM & Sone Rating: Make Model cfm (E) Sones: Interval. Fan Location: Continuous Box E Maximum allowed is 110 cfm ifmake-up AirRequired in Step 4. c) Principal Fan Duct Size: Use actual fan cfm in Box E above and Table 9.32.3.9. Fan Duct size: inches. Duct type: Smooth Flex 2. Required Kitchen and Bathroom Exhaust Fans: Room Fan Make & Model Fan CFM Duct Diameter (in) Code Rcq'd Mia actual Fan CFM pcrtible9j2jja «.2*W.C per M«ot Ruing Smooth Table 9J2.3.9* Flex * For fan capacities exceeding Table 9.32.3.9, follow manufacturer's installation instructions or use good engineering practice to size duct Used with Permission 10/98 HVCI Association of BC REVISED 1/99 18 HVCI Ventilation Guidelines Checklist C Pg 1
3. Yes NAFFVA* or Radon Gas presentin dwelling unit: Proceedto Step 4 & 5 No NAFFVA* orradon Gas not present in dwelling unit: Omit Steps 4-7. 'Naturally AspiratedFuelFiredVested Appliance "4. Active Make-Up Air Duct tor Jfnncipal Fan: mstau a 4''0 outdoorairduct mtothtfurnace return" air plenum atleast 10 feet from furnace. In locations with winter design temperature less than -10 C, this duct must have a motorized damperinterlocked with principal ventilation air fan: Damper Make j Voltage. 5.Exhaust Appliance present which exceeds Box B 0.5 ACH: Yes, Proceed to Step 6 or 7. No such appliance OR onlysolid fiiel burning NAFFVA and no Radon present. Omit6 &7. 6. Use Passive Make-up Air for Exhaust Appliance with actual installed exhaust rate of 126 cfm or less: Appliance Cfm _ Passive Make-up Air Duct Sized to Table 9.323.8.: inches 7. Use Active Make-up Air for ExhaustAppliance with actual installed exhaustrate of more than 126 cfm. Make-up AirFan required. Appliance Cfm a)fanmake_ Model FanCfm Ductdiameter inches exhatsrateofappuance....., must equal actual installed b) Fan Location. Fan ducted to 1) ActiveMake-up air is delivered to an unoccupied area and not delivered directly to room con taining the appliance: Transfer Grill required sized to Table 9.32.3.8 (or l sq in ofgross area per2cfm): Transfer grill size sq. in. Location 2) Active Make-up airis delivered to anoccupied area: Tempering required. Describe how make-up airwill be tempered to at least54 F (12 C). Installer Certification: I hereby certify that thedesign andinstallation of the ventilation system complies withthe 1998 B.C. Building Code. Print Name Company Signature Certification Stamp Phone Stamp Expiry Date. HVCI Stamps expire at Code Change Used with Permission 10/98 HVCI Association of BC REVISED 1/99 Checklist C Pg 2 HVCI Ventilation Guidelines 19
Conversion Factors To Convert To Multiply by C F 1.8 and add 32 kg ib 2.205 kpa Ibf/in2 (psl) 0.1450 kpa Ibt/ft2 20.88 L gal (imp.) 0.2200 L/s gal/min (gmp) 13.20 Ix ft-candle m ft 0.09290 m2 ft2 10.76 m3 ft3 35.31 mm in. 0.03937 3.281 m3/h frvmin (cfm) 0.5886 m/s MJ N ft/min Btu Ibf 196.8 947.8 0.2248 noflpa s m2) Btu/h 1 3.412 A-&~P ^<5^E ' Table 9.32.2.2. Natural Ventilation Area Forming Part of Sentence 9.32.2.2.(1) Within dwelling unit Other than within dwelling unit Location Bathrooms or water closet rooms Unfinished basement space Dining rooms, living rooms, bedrooms, kitchens, combined rooms, dens, recreation rooms and all other finished rooms Bathroomsor water closet rooms Sleeping areas Laundry rooms, kitchens, recreation rooms Corridors, storage rooms and other similar public rooms or spaces Unfinished basement space not used on a shared basis Minimum Unobstructed Area 0.09 m2 0.2% of the floor area. 0.28 m2 perroom or combination of rooms 0.09 m2 perwater-closet 0.14 m2 per occupant 4% of the floor area 2% of the floor area 0.2% of the floorarea
1998 BC Building Code Errata November 16,1998 As of the above datethe following errors have been noted in thefirst edition of the 1998BC Building Code.This sheetis provided foryour convenience. If youdiscover an error that is not listed below please email the Building Policy Section at bldstds@hq.marh.gov.bc.ca, send a fax to(250) 387-5120 orcall (250) 356-9011. A webpage is beingdeveloped where erratawill be posted as? theyare discovered. The webpagewill be underthe Building Policy web site at http: / /www. marh.gov.be. ca/building/ > A Guide to the Use of the Code Page xiv, Metric Conversion - last line says conversion table is at the end ofthe Code, it is missing! See over. PARTS 1&2 -U.2.4., p. 2 2.63., p; 19 a vertical line in the margin is needed beside the Article add (See Appendix A) after Duties of Registered Professional PART 3 3.2.1.1., p. 63,6 3.3.1,15., p. 122 3.3.2.6.(1), p. 126 3.4.6.7.(l)(a),(b),p. 141 3.4.6.7.(2), p. 141 3.4.6.8., p. 141 3.4.6.15.(3), p. 143 3.8.2.27.(l)(c), p. 164 a vertical line in the margin is needed beside Sentences (3), (4) and (6) a vertical line in the margin is needed beside entire Article change Sentence 3.8.3.3.(7) to Clause 3.3.1.i2.(10)(d) a vertical line in the margin is needed beside these two Clauses a vertical line in the margin is needed beside this Sentence a vertical line in the margin is needed beside this Article change Sentence 3.8.3.3.(7) to Clause 3.3.l.l2.(10)(d) reference to Article 3.5.5.3. should be Sentence 3.5.2.1.(3) PART 9 Table 9.8.3.1., p. 281 9.8.3.4.(1), p. 281 9.9.6.10.(1), p. 290 9.25.2.1.(1), p. 365 9.32.2.2., p. 394 9.32.3,3.(2)(b), p. 394 9.32.3:8.(l)(a),p. 395 & 9.32.4.1.(l)(a),397 9.32.3.9.(1), p. 396 Table 9.32.3.9., p. 397 a vertical line in the margin is needed beside Table a vertical line in the margin is needed next to Sentence (1) change Sentence 3.8.3.3.(7) to Clause 3.3.1.12.(10)(d) and change "barrier-free" to "accessible" delete (See Appendix A.) add Table 9.32.2.2. after Sentence 9.32.22.(1) See over. should read "b) in areas where the winter design temperature is..." the term "...natural aspirating fuel fired..."shouldread"... naturally aspirating fuel fired..." Table 9.32.3.D. should read Table 9.32.3.9. eliminate (1) after "Minimum Exhaust Duct" in table title APPENDIX A A-2.6.2.1.(2),p.457 A-2.6.3.; p.464 A-3.2.4:6.(2) A-9.32.3., p. 576 UNIQUE TO BC 9.9.6.11.(1) 9.25.2.1;(1) 9.26.2.1.(1). the last sentence has 2 mistakes: "firearms" should be "fire alarms" and "funtion" should be "function." should be lines to connect the boxes in the flow chart reference to the NFC should be the BCFC item 3 should read 9.32.3.3.(l)(b), not9.32.3.3.(2)(b) andon p. 577- item 5 should read 9.32.3.3.(l)(b) not 9.32;3:3.(2)(b) remove from this list should be 9.25.2.1. should be 9.26.2.1.(2) Issued by the Building Policy Section ofthe Ministry ofmunicipal Affairs