Nnua a ɛyɛ den dan mu nneɛma a wɔyɛ no fi ase denam nneɛma a wosiesie ne nea wɔpaw so. Nneɛma sohwɛfo no di kan paw nneɛma a ɛfata a wɔde yɛ nneɛma fi nnua ahorow mu de yɛ nnua a ɛyɛ den dan mu nneɛma, na afei ɔne wɔn a wɔyɛ nneɛma no yɛ adwuma de siesie nneɛma sɛnea nhyehyɛe a wɔayɛ no te. Afanu no nyinaa di nnyinasosɛm a ɛne sɛ wɔbɛhwehwɛ nneɛma kakraa bi no so na wɔbom bu nnua a ɛyɛ den dodow a ɛho hia na wɔde ayɛ no ho akontaa.
Bere a wɔresiesie nneɛma no, nea ɔhwɛ nneɛma so no sɔ nsu a ɛwɔ nnua no mu hwɛ. Ɛsɛ sɛ wɔpaw nsuo a ɛwɔ mu no sɛdeɛ ɔmantam a wɔde di dwuma no teɛ, na wɔ nnyinasosɛm mu no, ɛnsɛ sɛ ɛboro afe afe nsuo a ɛkari pɛ a ɛwɔ nnua mu wɔ saa ɔmantam no mu. Wɔ nnwuma mu no, nnwumakuw nso de ahoɔden sesa gyinapɛn no sɛnea ɔsram no te: efi June kosi September afe biara, wɔhwɛ nnua a ɛyɛ nwini so wɔ 10% kosi 15%; wɔ asram afoforo mu no, wɔhyɛ so wɔ 8% kosi 12% ntam.
Nea ɛnte sɛ panel dan mu nneɛma no, wontumi mfa nneɛma a wɔde yɛ nnua a ɛyɛ den dan mu nneɛma no nni dwuma koraa mfa nyɛ nneɛma, na afã horow wɔ ahwehwɛde pɔtee bi wɔ nneɛma a wɔde di dwuma no ho. Nea ɛbɛyɛ na nnua a wɔde di dwuma no atu mpɔn no, wɔn a wɔyɛ nnua a ɛyɛ den no ayɛ nnyinasosɛm ahorow a ɛho akokwaw wɔ nneɛma a wɔpaw no mu: "bere tenten ansa na ayɛ tiaa, ɛtrɛw ansa na ayɛ teateaa, abɔnten ansa na akɔ mu, soro ansa na ayɛ core." Fa nnua atenten, ɛtrɛw, na ɛkorɔn-a ɛyɛ papa a wɔde bedi dwuma di kan ma nneɛma atitiriw, bere a wɔde nnua a ɛyɛ tiaa, ɛyɛ teateaa, anaa nea ɛba fam{3}}grade di dwuma ma afã horow a ɛboa te sɛ veneer panels, nsateaa-jointed panels, ne spliced panels, na ɛnam so ma wonya nnua a wɔde di dwuma wɔ sikasɛm mu.
Nnwumayɛfo a wɔwɔ din pa bɛpow nnua a sintɔ ahorow a ɛda adi te sɛ nhama a awu ne nwansena tokuru. Sɛnea adwumakuw no adwumayɛ gyinapɛn kyerɛ no, ɛnsɛ sɛ nhama a awu no trɛw boro nnua no trɛw a wotumi hu no nkyem abiɛsa mu biako-, na ɛnsɛ sɛ ne kɛse boro mm 12. Sɛ nnua no da sɛnkyerɛnne ahorow adi sɛ nkoekoemmoa ahyɛ mu nanso wonhu nkoekoemmoa a wɔte ase a, ɛsɛ sɛ wɔde nnuru a ekum nkoekoemmoa di dwuma denneennen ansa na wɔasusuw ho sɛ wɔde bedi dwuma.
Sɛnea ɛbɛyɛ na wɔahwɛ ahu sɛ ade a wɔawie no ye no, ɛsɛ sɛ wɔyɛ nneɛma a wɔde paw nneɛma no katee na wɔhwɛ yiye. Sɛ wontumi mfa aniwa nhu sɛnea nnua no te a, ɛsɛ sɛ wɔyɛ nnua no ani na afei wɔsan hwɛ mu bio na ama wɔabu atɛn a edi mu.