Technology Lennox - DCP321
A two-layered wall of calcium-silicate brick Silka (Xella) 38 cm thick (18 cm calcium-silicate brick + 20 cm foamed polystyrene Termoorganika with a thermal conductivity factor λ of 0,031 W/m2K) with a U factor of 0,15 W/m²K.
Foundation slab of reinforced-concrete 25 cm thick on a non-swelling layer of compacted sand and gravel and on a thermal insulation layer of hard, nonabsorbing foamed polystyrene 20 cm thick.
Densely ribbed made of reinforced-concrete with concrete or ceramic hollow blocks.
Traditional roof framing made of timber by a carpenter
Of reinforced concrete finished with timber or ceramic tiles.
space and water heating system: gas installation with a condensing boiler Vitodens 200 (Viessmann)
Purmo central heating systems
floor heating in bathrooms - electric underfloor heating mat
forced ventilation system with recuperation using solutions from Rekuperatory enterprise
optionally solar collectors for DHV heating
optionally ground-coupled heat exchanger Awadukt thermo by REHAU
Windows and doors:
PVC windows by Oknoplast with a U value of 0,6 W/m²K for panes and a U value of 1,0 W/m²K for frames, solar factor of 51% max.
roof windows by Fakro - FTT Thermo with a U value of 0,5 W/m²K for panes and 0,94 W/m²K for frames, solar factor of 50%max.
Outer doors by Hörmann with total U value of 1,3 W/m²K.
Garage door by Hörmann with total U factor of 1,3 W/m²K.
This plan contains project of recuperation system!