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.** PRESCRIPTIVE MEASURES (Must DS met or exeeded by all resldences) ** ~==~==================================~=========================::=============== ~OMPONENTS SECTION REQUIREMENTS ================================================================================ JINDOWS 904.1 Maximum of 0.34 CFM per linear foot of operable sash cr ac k . ---.--.----------------------------.__.____.__ __v.___..__ __._ _.__v____ _____._~___ ::Xl"ER I OR & >,DJACEI'H DOORS 904.1 ~XTERIOR JOINTS 904.1 ~. Cr~ACKS Maximum of 0.5 CFM per sq. ft. of door area. Includes sliding glass doors, solid core, wood panel, insulated, or glass doors only. ._-~ - ---~------------------------------------- ----,-~- To be caulked, gasketed, weather stripped or other- wise sealed. -_._----------------~-------------------.~------_.~-----.-.--.-- --------------- ------- JATER :'''iEATEr~s 904.2 Must bear label indicating compliance w/ASHRAE stand- ard 90 or comply with efficiency and standby loss re quirements. Switch or clearly marked circuit breaker (electric), or cut-off (gas) must be provided. An external or built in heat trap must be provided. "- ~.- .,-- ",_W 'e'" v.'' ...._ 'n_ ~-~ -~ --- ~ ',-" .~......" ._~. ___ .~. ~_ '''.' ~w ~,_, ~~ ~._ _.~ _.~.' .,,_ '__ on" ~"y .... __~. ~ ._, _......" ..~.. ..... _~V w_ .....,... ...., ~A_ __.< ~._ w_ __ '.""_ _ _ ,,_ _.-_ 'c.' ~ __...._ _., ,WIMMH\lG POOLS , SPAS 904.3 Spas and heated pools must have covers (except solar heated). Non-commercial pools must have a pump timet Gas spa & pool heaters must have minimum thermal efficiency of 78 -- .-- ------- -----~-----,_.--.-.---- -..-- ---.----.---.----,-_."__..___~_ __ ___n___.._.___._____~~__._._ lOT WATEr~ ':r.)E5 ,HOWER HEADS 904.4 904.5 Insulation is required only for recirculating systems In such cases, piping heat loss shall be limited to 17.5 BTU/H/Linear Ft. of pipe. -..---".---- - ------,-_._~____~_ __~'.N_ _____ _. Water flow must be restricted to no more than 3 gal- lons per minute at 80 PSIG. -------.----'~,--------------.~-.-._--~ -'---,- _.____.________w iVAC DUCT ONSTRUCTION 903.2 904.6 Constructed in accordance with industry standards & local mechanical codes. Ducts in unconditioned space must be insulated to minimum R-4.2 & ,joints must be sealed. ~- 'm.' 'n_ ._~ -- '.- '.~ --~ ~- ~'.' _. -. _ -" ",_, ~'" __ _"?' w~ ~_ _ ,u_ ~_ _,~ -.'n~ ..." _ _ ,_ _w _ .__ ~_ Wu ~,. ~Y _~ .~.. "". ~. .w_ _. _''- ,,__ _'" 'm. Wn' ~'W ~.v _no __ ~... '._ ~.... ". _ w_ ~__. __n .ow _'_' ..~ "~no' iVAC CONTROLS 904.7 Separate readily accessible manual or automatic thermostat for each system. i\!SULA T I ON -~--------_~______v___,.________ ---------------.______.___v___.__._ ___~~_ ,________v__ 904.9 Ceilings minimum R-19. Common Walls Frame R-l1 or CBS R-3. Frame Common Ceilings & Floors R-11.