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14
Comfort Zone Installation Manual
MORTAR APPLICATIONS
2. THIN-SET MORTAR OVER FRAMED FLOOR
(Dry-set or latex cement mortar; TCA #RH130-03)
Tile/stone
Latex-Portland cement mortar bond coat
Comfort Zone
Plywood
Plywood
Insulation (per International Residential Code, Chapter 11)
3. THIN-SET MORTAR OVER SLAB
(Dry-set or latex cement on slab; TCA #RH115-03)
Tile/stone
Latex-Portland cement mortar bond coat
Comfort Zone
Crack isolation membrane or cork underlayment, as needed
Slab
Insulation beneath slab (per International Residential Code, Chapter 11)
4. THICK-SET CEMENT MORTAR WITH LATH
(Cement mortar metal lath; TCA #145-03)
Tile/stone or laminate flooring
Latex-Portland cement mortar bond coat
Comfort Zone
Mortar bed
Metal or plastic lath
Plywood
Insulation (per International Residential Code, Chapter 11)