Insulate all, heated, sidewall cavities of the entire house to an R-value of 13 or to a full fill given space provided. Use rock or mineral wool, cellulose fiber or other spun material. Remove wood siding or unlock aluminum siding, as necessary, and replace after insulating. Plug all holes with plastic plugs, unless otherwise specified. Fill all voids around doors and windows. Cellulose Insulation will be Class
I, fire retardant.
Insulate the attic to an R-value of 38. Use mineral or rock wool, cellulose fiber or other spun material. Provide adequate ventilation through use of roof, ridge, gable or soffit vents or combinations of these
components. Insulation will not block venting or be blown in the house overhangs.
manufacturing directions for thickness and R-value. ventilation requirements.
Refer to roof vents specifications for minimum
Install foam insulation board manufactured by Dow Chemical or equal. Compressive strength should be 40 psi, water transmission rate 0.6 and density 2.1 lbs./cu. Ft. Use PL200 or equal to fasten to a smooth
and dry surface.
SAFETY CHECK & CLEAN
Have licensed service technician do a safety check of furnace; clean and tune as necessary.
Remove old furnace and haul from job site. Install new high efficiency, 90% plus AFUE gas forced air furnace with programmable thermostat. Heating Systems shall be designed and balanced or adjusted to provide for the distribution of heat to all habitable rooms and other spaces with a heating capacity to maintain a temperature of at least 68° F when the temperature is -10° F. Heating contractors shall be responsible for any new gas line, duct work or electrical wiring required for this installation. Contractor shall make sure existing/accessible duct work is properly sealed (use Mastic or UL181 foil tape for duct work). All heating equipment shall be installed in accordance with the most currently adopted Mechanical Code as approved by the City of Cedar Rapids and inspected by a City Mechanical Inspector
prior to acceptance.
GAS SPACE HEATER
Install new 80% plus AFUE gas space heater with blower and self-controlled thermostat. Unit to be adequate sized in B.T.U‟s input/output for designated room/area. Price to include all new vent piping installed into existing chimney. Heating systems shall be designed and balanced or adjusted to provide for the distribution of heat to all habitable rooms and other spaces with a heating capacity to maintain a temperature of at least 68°F when the temperature is -10° F. Unit shall be installed in accordance with the most currently adopted Mechanical Code as approved by City of Cedar Rapids and shall be inspected
and passed by a City Mechanical Inspector prior to acceptance.
Install prefabricated metal liners as approved by the U.B.C.
Liners shall be installed according to
manufacturer‟s specifications to within 6 inches above top of exterior brickwork. installing a watertight cap on chimney chase. All work must comply with all codes.
Price to include
\\citycr.local\sharedocs\PublicWorks\HSG\Housing Rehab\Specs-Codes\General Specifications.doc