diff --git a/app/resources/routes/api/money.php b/app/resources/routes/api/money.php
index 6442dd4..87f6b68 100644
--- a/app/resources/routes/api/money.php
+++ b/app/resources/routes/api/money.php
@@ -4,5 +4,6 @@ use Incoviba\Controller\API\Money;
 $app->group('/money', function($app) {
     $app->post('/ipc[/]', [Money::class, 'ipc']);
     $app->post('/uf[/]', [Money::class, 'uf']);
+    $app->post('/many[/]', [Money::class, 'getMany']);
     $app->post('[/]', [Money::class, 'get']);
 });
diff --git a/app/resources/views/ventas/facturacion.blade.php b/app/resources/views/ventas/facturacion.blade.php
index bb24aa8..a699fb1 100644
--- a/app/resources/views/ventas/facturacion.blade.php
+++ b/app/resources/views/ventas/facturacion.blade.php
@@ -1,5 +1,14 @@
 @extends('layout.base')
 
+@push('page_styles')
+    <style>
+        #data {
+            margin-left: 1rem;
+            margin-right: 1rem;
+        }
+    </style>
+@endpush
+
 @section('page_content')
     <div class="ui container">
         <h2 class="ui header">Matriz Facturación</h2>
@@ -33,61 +42,150 @@
 @push('page_scripts')
     <script>
         const money = {
+            data: {
+                ufs: {},
+                ipcs: {}
+            },
             ufs: {},
             ipcs: {},
             sent: {
                 uf: {},
                 ipc: {}
             },
-            get() {
-                return {
-                    uf: date => {
-                        if (typeof this.sent.uf[date.toISOString()] !== 'undefined') {
-                            return this.sent.uf[date.toISOString()]
+            queue: {
+                size: 0,
+                array: () => {
+                    const array = []
+                    Object.entries(money.queue).forEach(([type, dates]) => {
+                        if (['uf', 'ipc'].includes(type) === false) {
+                            return
                         }
-                        const url = '{{$urls->api}}/money/uf'
-                        const data = new FormData()
-                        data.set('fecha', date.toISOString())
-                        const options = {
-                            method: 'post',
-                            body: data
+                        if (type === 'uf') {
+                            Object.entries(dates).forEach(([dateString, ventas]) => {
+                                const temp = []
+                                ventas.forEach(venta => {
+                                    temp.push(venta)
+                                })
+                                array.push({
+                                    type,
+                                    date: dateString,
+                                    ventas: temp
+                                })
+                            })
+                            return
                         }
-                        return this.sent.uf[date.toISOString()] = fetchAPI(url, options).then(response => {
-                            if (response.ok) {
-                                return response.json()
-                            }
-                        }).then(json => {
-                            return this.ufs[json.input.fecha] = json.uf
-                        })
-                    },
-                    ipc: ({end, start}) => {
-                        const dateKey = [start.getFullYear(), (start.getMonth()+1), end.getFullYear(), (end.getMonth()+1)].join('-')
-                        if (typeof this.sent.ipc[dateKey] !== 'undefined') {
-                            return this.sent.ipc[dateKey]
-                        }
-                        let mult = 1
-                        if (start > end) {
-                            const tmp = structuredClone(end)
-                            end = structuredClone(start)
-                            start = tmp
-                            mult = -1
-                        }
-                        const url = '{{$urls->api}}/money/ipc'
-                        const data = new FormData()
-                        data.set('start', [start.getFullYear() + ((start.getMonth() > 0) ? 0 : -1), start.getMonth(), start.getDate()].join('-'))
-                        data.set('end', [end.getFullYear() + ((end.getMonth() > 0) ? 0 : -1), end.getMonth(), end.getDate()].join('-'))
-                        const options = {
-                            method: 'post',
-                            body: data
-                        }
-                        return this.sent.ipc[dateKey] = fetchAPI(url, options).then(response => {
-                            if (!response) {
-                                return
-                            }
-                            return response.json().then(json => {
-                                return this.ipcs[dateKey] = json.ipc * mult
+                        Object.entries(dates).forEach(([dateString, data]) => {
+                            const temp = []
+                            data.ventas.forEach(venta => {
+                                temp.push(venta)
+                            })
+                            array.push({
+                                type,
+                                start: data.start,
+                                end: data.end,
+                                ventas: temp
                             })
                         })
+                    })
+                    return array
+                }
+            },
+            enqueue() {
+                return {
+                    uf: ({date, venta_id}) => {
+                        const type = 'uf'
+                        const data = {
+                            date: [date.getFullYear(), date.getMonth()+1, date.getDate()].join('-'),
+                        }
+                        if (!(type in this.queue)) {
+                            this.queue[type] = {}
+                        }
+                        if (!(data.date in this.queue[type])) {
+                            this.queue[type][data.date] = []
+                        }
+                        if (this.queue[type][data.date].includes(data)) {
+                            return
+                        }
+                        this.queue[type][data.date].push(venta_id)
+                        this.queue['size'] ++
+                    },
+                    ipc: ({start, end, venta_id}) => {
+                        const type = 'ipc'
+                        let mult = 1
+                        if (start > end) {
+                            mult = -1
+                            let temp = end
+                            end = start
+                            start = temp
+                        }
+                        const data = {
+                            start: [start.getFullYear(), start.getMonth()+1, start.getDate()].join('-'),
+                            end: [end.getFullYear(), end.getMonth()+1, end.getDate()].join('-'),
+                        }
+                        if (!(type in this.queue)) {
+                            this.queue[type] = {}
+                        }
+                        if (!([data.start, data.end].join('|') in this.queue[type])) {
+                            this.queue[type][[data.start, data.end].join('|')] = {
+                                start: data.start,
+                                end: data.end,
+                                ventas: []
+                            }
+                        }
+                        if (this.queue[type][[data.start, data.end].join('|')].ventas.includes(data)) {
+                            return
+                        }
+                        this.queue[type][[data.start, data.end].join('|')].ventas.push({venta_id, mult})
+                        this.queue['size'] ++
+                    },
+                }
+            },
+            get() {
+                return {
+                    many: () => {
+                        const url = '{{$urls->api}}/money/many'
+                        const method = 'post'
+                        const chunkSize = 100
+                        const promises = []
+                        for (let i = 0; i < this.queue.size; i += chunkSize) {
+                            const chunk = this.queue.array().slice(i, i + chunkSize)
+                            const missing = chunk.filter(data => {
+                                if (data.type === 'uf') {
+                                    return !(data.date in this.data.ufs)
+                                }
+                                if (data.type === 'ipc') {
+                                    const dateKey = [data.start, data.end].join('|')
+                                    return !(dateKey in this.data.ipcs)
+                                }
+                            })
+                            if (missing.length === 0) {
+                                continue
+                            }
+                            const body = new FormData()
+                            body.set('dates', JSON.stringify(missing))
+                            const options = {
+                                method,
+                                body
+                            }
+                            promises.push(fetchAPI(url, options).then(response => {
+                                if (!response) {
+                                    return
+                                }
+                                return response.json().then(json => {
+                                    json.values.forEach(data => {
+                                        if (data.type === 'uf') {
+                                            this.data.ufs[data.date] = data.value
+                                        }
+                                        if (data.type === 'ipc') {
+                                            const dateKey = [data.start, data.end].join('|')
+                                            this.data.ipcs[dateKey] = data.value
+                                        }
+                                    })
+                                    return json.values
+                                })
+                            }))
+                        }
+                        return Promise.all(promises)
                     }
                 }
             }
@@ -152,13 +250,14 @@
                 const venta = this.principal.descripcion
                 const cantidad = this.unidades.length
                 this.unidades.forEach(unidad => {
+                    const valor = (unidad.valor > 0) ? unidad.valor : unidad.precio
                     const values = [
                         '<a href="{{$urls->base}}/ventas/factura/' + this.id + '">' + venta + '</a>',
                         cantidad,
                         unidad.tipo,
                         unidad.descripcion,
                         dateFormatter.format(this.fecha),
-                        ufFormatter.format(unidad.precio) + ' UF',
+                        ufFormatter.format(valor) + ' UF',
                         unidad.prorrateo,
                         '',
                         '',
@@ -173,21 +272,21 @@
                     if (this.escritura !== null) {
                         const ipc = (this.ipc >= 0) ? (1 + this.ipc) : 1 / (1 + this.ipc)
                         const descuento = valor_terreno * ipc * unidad.prorrateo
-                        const precio_venta = unidad.precio * this.uf
+                        const precio_venta = valor * this.uf
                         const precio_bruto = precio_venta - descuento
                         const precio_neto = precio_bruto / 1.19
                         const iva = precio_bruto - precio_neto
 
                         let i = 7
-                        values[i++] = pesosFormatter.format(descuento)
-                        values[i++] = pesosFormatter.format(precio_venta)
-                        values[i++] = pesosFormatter.format(precio_bruto)
-                        values[i++] = pesosFormatter.format(iva)
-                        values[i++] = pesosFormatter.format(precio_neto)
-                        values[i++] = (iva / precio_venta * 100).toFixed(2) + '%'
+                        values[i++] = (!isNaN(descuento)) ? pesosFormatter.format(descuento) : '<div class="ui active inline loader"></div>'
+                        values[i++] = (!isNaN(precio_venta)) ? pesosFormatter.format(precio_venta) : ''
+                        values[i++] = (!isNaN(precio_bruto)) ? pesosFormatter.format(precio_bruto) : ''
+                        values[i++] = (!isNaN(iva)) ? pesosFormatter.format(iva) : ''
+                        values[i++] = (!isNaN(precio_neto)) ? pesosFormatter.format(precio_neto) : ''
+                        values[i++] = (!isNaN(iva) && !isNaN(precio_venta)) ? (iva / precio_venta * 100).toFixed(2) + '%' : ''
                         values[i++] = dateFormatter.format(this.escritura)
-                        values[i++] = ufFormatter.format(this.uf)
-                        values[i++] = ufFormatter.format(this.ipc >= 0 ? this.ipc * 100 : -this.ipc * 100) + '%'
+                        values[i++] = (!isNaN(this.uf)) ? ufFormatter.format(this.uf) : ''
+                        values[i++] = (!isNaN(this.ipc)) ? (ufFormatter.format(this.ipc >= 0 ? this.ipc * 100 : -this.ipc * 100) + '%') : ''
                     }
                     const row = $('<tr></tr>')
                     values.forEach(value => {
@@ -234,12 +333,26 @@
                                     ventas.push(this.get().chunk({idx, chunk}))
                                 }
                                 Promise.all(ventas).then(() => {
-                                    const promises = []
-                                    promises.push(...this.get().ufs(idx))
-                                    promises.push(...this.get().ipcs(idx))
-                                    Promise.all(promises).then(() => {
+                                    this.draw().ventas(idx)
+                                    this.sent = false
+                                    money.get().many().then(response => {
+                                        response.forEach(dates => {
+                                            dates.forEach(values => {
+                                                values.ventas.forEach(venta => {
+                                                    let vidx = 0
+                                                    if (values.type === 'uf') {
+                                                        vidx = this.data[idx].ventas.findIndex(v => v.id === venta)
+                                                        this.data[idx].ventas[vidx].uf = values.value
+                                                        return
+                                                    }
+                                                    if (values.type === 'ipc') {
+                                                        vidx = this.data[idx].ventas.findIndex(v => v.id === venta.venta_id)
+                                                        this.data[idx].ventas[vidx].ipc = values.value * venta.mult
+                                                    }
+                                                })
+                                            })
+                                        })
                                         this.draw().ventas(idx)
-                                        this.sent = false
                                     })
                                 })
                             })
@@ -262,33 +375,6 @@
                             });
                         })
                     },
-                    ufs: idx => {
-                        const promises = []
-                        Object.entries(this.queues.uf).forEach(([dateString, ventas]) => {
-                            const date = new Date(dateString)
-                            promises.push(money.get().uf(date).then(uf => {
-                                ventas.forEach(id => {
-                                    const vidx = this.data[idx].ventas.findIndex(venta => venta.id === id)
-                                    this.data[idx].ventas[vidx].uf = uf
-                                })
-                            }))
-                        })
-                        return promises
-                    },
-                    ipcs: idx => {
-                        const fecha_terreno = (typeof this.data[idx].terreno.date === 'undefined') ? new Date() : new Date(this.data[idx].terreno.date)
-                        const promises = []
-                        Object.entries(this.queues.ipc).forEach(([dateString, ventas]) => {
-                            const date = new Date(dateString)
-                            promises.push(money.get().ipc({end: date, start: fecha_terreno}).then(ipc => {
-                                ventas.forEach(id => {
-                                    const vidx = this.data[idx].ventas.findIndex(venta => venta.id === id)
-                                    this.data[idx].ventas[vidx].ipc = ipc
-                                })
-                            }))
-                        })
-                        return promises
-                    }
                 }
             },
             add() {
@@ -296,10 +382,11 @@
                     venta: ({proyecto_idx, venta}) => {
                         const v = new Venta(venta)
                         this.data[proyecto_idx].ventas.push(v)
+                        const fecha_terreno = (typeof this.data[proyecto_idx].terreno.fecha === 'undefined') ? new Date() : new Date(this.data[proyecto_idx].terreno.fecha)
+
                         if (v.escritura !== null) {
-                            const dateString = v.escritura.toString()
-                            this.register().uf({dateString, venta_id: v.id})
-                            this.register().ipc({dateString, venta_id: v.id})
+                            money.enqueue().uf({date: v.escritura, venta_id: v.id})
+                            money.enqueue().ipc({start: v.escritura, end: fecha_terreno, venta_id: v.id})
                         }
                     },
                 }
@@ -342,18 +429,17 @@
                             this.table = null
                             parent.html('')
                         }
-                        const table = $('<table></table>').addClass('ui table')
+                        const table = $('<table></table>').addClass('ui compact table')
                         table.append(this.draw().thead())
                         table.append(this.draw().tbody(proyecto_idx))
                         parent.show()
                         parent.html(table)
                         $(this.ids.proyectos).hide()
                         if (this.table === null) {
-                            this.table = table.DataTable({
-                                orders: [
-                                    [0, 'asc']
-                                ]
-                            })
+                            const dtD = structuredClone(datatables_defaults)
+                            dtD['pageLength'] = 100
+                            dtD['order'] = [[0, 'asc']]
+                            this.table = table.DataTable(dtD)
                         }
                     },
                     thead: () => {
diff --git a/app/src/Controller/API/Money.php b/app/src/Controller/API/Money.php
index 61a8ae0..9041f58 100644
--- a/app/src/Controller/API/Money.php
+++ b/app/src/Controller/API/Money.php
@@ -97,4 +97,45 @@ class Money
         $output['ipc'] = $ipcService->get($start, $end);
         return  $this->withJson($response, $output);
     }
+    public function getMany(ServerRequestInterface $request, ResponseInterface $response, Service\Redis $redisService,
+                            Service\Money $moneyService): ResponseInterface
+    {
+        $input = $request->getParsedBody();
+        $output = [
+            'input' => $input,
+            'values' => []
+        ];
+        $data = json_decode($input['dates']);
+        $ufs = [];
+        $ipcs = [];
+        try {
+            $ufs = (array) $this->fetchRedis($redisService, 'ufs');
+        } catch (EmptyRedis) {}
+        try {
+            $ipcs = (array) $this->fetchRedis($redisService, 'ipcs');
+        } catch (EmptyRedis) {}
+        foreach ($data as $date) {
+            if ($date->type === 'uf') {
+                if (!in_array($date->date, $ufs)) {
+                    $uf = $moneyService->getUF(new DateTimeImmutable($date->date));
+                    $ufs[$date->date] = $uf;
+                }
+                $date->value = $ufs[$date->date];
+                $output['values'] []= $date;
+                continue;
+            }
+            if ($date->type === 'ipc') {
+                $dateString = "{$date->start}|{$date->end}";
+                if (!in_array($dateString, $ipcs)) {
+                    $ipc = $moneyService->getIPC(new DateTimeImmutable($date->start), new DateTimeImmutable($date->end));
+                    $ipcs[$dateString] = $ipc;
+                }
+                $date->value = $ipcs[$dateString];
+                $output['values'] []= $date;
+            }
+        }
+        $this->saveRedis($redisService, 'ufs', $ufs, $this->time);
+        $this->saveRedis($redisService, 'ipcs', $ipcs, $this->time);
+        return $this->withJson($response, $output);
+    }
 }
diff --git a/app/src/Service/Money.php b/app/src/Service/Money.php
index bb9ddfb..e75676e 100644
--- a/app/src/Service/Money.php
+++ b/app/src/Service/Money.php
@@ -43,6 +43,9 @@ class Money
     }
     public function getIPC(DateTimeInterface $start, DateTimeInterface $end): float
     {
+        if ($start >= $end) {
+            return 0;
+        }
         try {
             return $this->getProvider('ipc')->getVar($start, $end);
         } catch (EmptyResponse) {
diff --git a/app/src/Service/Venta.php b/app/src/Service/Venta.php
index 7cc2708..50542c0 100644
--- a/app/src/Service/Venta.php
+++ b/app/src/Service/Venta.php
@@ -110,6 +110,7 @@ class Venta extends Service
                 'tipo' => ucwords($unidad->proyectoTipoUnidad->tipoUnidad->descripcion),
                 'descripcion' => $unidad->descripcion,
                 'prorrateo' => $unidad->prorrateo,
+                'valor' => $unidad->valor,
                 'precio' => (isset($unidad->currentPrecio)) ? $unidad->currentPrecio->valor : 0
             ];
         }