diff --git a/src/main/resources/mappers/estimate/estimateMapper.xml b/src/main/resources/mappers/estimate/estimateMapper.xml
index ff81d15c..36dfaf67 100644
--- a/src/main/resources/mappers/estimate/estimateMapper.xml
+++ b/src/main/resources/mappers/estimate/estimateMapper.xml
@@ -367,55 +367,68 @@
     <select id="selectEstimateRoofCertVolKw" parameterType="com.interplug.qcast.biz.estimate.dto.EstimateRequest" resultType="String">
         /* sqlid : com.interplug.qcast.biz.estimate.selectEstimateRoofCertVolKw */
       <![CDATA[
-        ;WITH TCI AS (
-            SELECT
-                TI.CIRCUIT_NO,
-                TI.OBJECT_NO,
-                TI.PLAN_NO,
-                TI.ITEM_ID,
-                TI.CIRCUIT_CFG,
-                COUNT(*) AS P_AMT
-            FROM T_PART_CIRCUIT_ITEM_ESTIMATE TI
-            GROUP BY TI.CIRCUIT_NO, TI.OBJECT_NO, TI.PLAN_NO, TI.ITEM_ID, TI.CIRCUIT_CFG
-        ),
-              Z AS (
-                  SELECT
-                      TRI.ROOF_ITEM_NO,
-                      TRI.OBJECT_NO,
-                      TRI.PLAN_NO,
-                      TRI.ITEM_ID AS M_ITEM_ID,
-                      TRI.ITEM_NO,
-                      TRI.SPECIFICATION AS M_SPEC,
-                      TRI.AMOUNT AS M_AMT,
-                      TCI.ITEM_ID AS P_ITEM_ID,
-                      TCI.P_AMT,
-                      TCI.CIRCUIT_CFG
-                  FROM T_PART_ROOF_ITEM_ESTIMATE TRI
-                           INNER JOIN T_PART_ROOF_ESTIMATE TR
-                               ON TRI.ROOF_SURFACE_ID = TR.ROOF_SURFACE_ID
-                                      AND TRI.OBJECT_NO = TR.OBJECT_NO
-                                      AND TRI.PLAN_NO = TR.PLAN_NO
-                           INNER JOIN TCI
-                                      ON TRI.ROOF_ITEM_NO = TCI.CIRCUIT_NO
-                                          AND TRI.OBJECT_NO = TCI.OBJECT_NO
-                                          AND TRI.PLAN_NO  = TCI.PLAN_NO
-                  WHERE TRI.OBJECT_NO = #{objectNo}
-                    AND TRI.PLAN_NO  = #{planNo}
-              ),
-              Z_CFG AS (
-                  SELECT
-                      Z.*,
-                      CAST(ISNULL(SPLIT.M_1, 0) AS INT) AS M_1,
-                      CAST(ISNULL(SPLIT.M_2, 0) AS INT) AS M_2,
-                      CAST(ISNULL(SPLIT.M_3, 0) AS INT) AS M_3
-                  FROM Z
-             CROSS APPLY (
+        ;WITH
+             TCI AS (
+                 SELECT
+                     TI.CIRCUIT_NO,
+                     TI.OBJECT_NO,
+                     TI.PLAN_NO,
+                     TI.ITEM_ID,
+                     TI.CIRCUIT_CFG,
+                     COUNT(*) AS P_AMT
+                 FROM
+                     T_PART_CIRCUIT_ITEM_ESTIMATE TI
+                 GROUP BY
+                     TI.CIRCUIT_NO,
+                     TI.OBJECT_NO,
+                     TI.PLAN_NO,
+                     TI.ITEM_ID,
+                     TI.CIRCUIT_CFG
+             ),
+             Z AS (
+                 SELECT
+                     TRI.ROOF_ITEM_NO,
+                     TRI.OBJECT_NO,
+                     TRI.PLAN_NO,
+                     TRI.ITEM_ID AS M_ITEM_ID,
+                     TRI.ITEM_NO,
+                     TRI.SPECIFICATION AS M_SPEC,
+                     TRI.AMOUNT AS M_AMT,
+                     TCI.ITEM_ID AS P_ITEM_ID,
+                     TRI.PC_ITEM_ID,
+                     TRI.QCAST_CUST_PRD_ID,
+                     TCI.P_AMT,
+                     TCI.CIRCUIT_CFG
+                 FROM
+                     T_PART_ROOF_ITEM_ESTIMATE TRI
+                         INNER JOIN T_PART_ROOF_ESTIMATE TR ON TRI.ROOF_SURFACE_ID = TR.ROOF_SURFACE_ID
+                         AND TRI.OBJECT_NO = TR.OBJECT_NO
+                         AND TRI.PLAN_NO = TR.PLAN_NO
+                         INNER JOIN TCI ON TRI.ROOF_ITEM_NO = TCI.CIRCUIT_NO
+                         AND TRI.OBJECT_NO = TCI.OBJECT_NO
+                         AND TRI.PLAN_NO = TCI.PLAN_NO
+                 WHERE
+                     TRI.OBJECT_NO = #{objectNo}
+                   AND TRI.PLAN_NO = #{planNo}
+             ),
+             Z_CFG AS (
+                 SELECT
+                     Z.*,
+                     CAST(ISNULL(SPLIT.M_1, 0) AS INT) AS M_1,
+                     CAST(ISNULL(SPLIT.M_2, 0) AS INT) AS M_2,
+                     CAST(ISNULL(SPLIT.M_3, 0) AS INT) AS M_3
+                 FROM
+                     Z CROSS APPLY (
              SELECT
              X.value('(/x[1]/v[1])[1]', 'VARCHAR(50)') AS M_1,
              X.value('(/x[1]/v[2])[1]', 'VARCHAR(50)') AS M_2,
              X.value('(/x[1]/v[3])[1]', 'VARCHAR(50)') AS M_3
-             FROM (
-             SELECT CAST('<x><v>' + REPLACE(ISNULL(Z.CIRCUIT_CFG, ''), ',', '</v><v>') + '</v></x>' AS XML)
+             FROM
+             (
+             SELECT
+             CAST(
+             '<x><v>' + REPLACE(ISNULL(Z.CIRCUIT_CFG, ''), ',', '</v><v>') + '</v></x>' AS XML
+             )
              ) A(X)
              ) SPLIT
              ),
@@ -429,42 +442,61 @@
              ZC.P_ITEM_ID,
              TE.SPECIFICATION AS P_SPEC,
              ZC.P_AMT,
-             (SELECT SPECIFICATION
-             FROM T_PART_ROOF_ITEM_ESTIMATE TRI
-             INNER JOIN T_PART_ROOF_ESTIMATE TR
-            ON TRI.ROOF_SURFACE_ID = TR.ROOF_SURFACE_ID
-            AND TRI.OBJECT_NO = TR.OBJECT_NO
-            AND TRI.PLAN_NO = TR.PLAN_NO
-             WHERE TRI.OBJECT_NO = ZC.OBJECT_NO
+             (
+             SELECT
+             SPECIFICATION
+             FROM
+             T_PART_ROOF_ITEM_ESTIMATE TRI
+             INNER JOIN T_PART_ROOF_ESTIMATE TR ON TRI.ROOF_SURFACE_ID = TR.ROOF_SURFACE_ID
+             AND TRI.OBJECT_NO = TR.OBJECT_NO
+             AND TRI.PLAN_NO = TR.PLAN_NO
+             WHERE
+             TRI.OBJECT_NO = ZC.OBJECT_NO
              AND TRI.PLAN_NO = ZC.PLAN_NO
-             AND TRI.ROOF_ITEM_NO = (ZC.ROOF_ITEM_NO + 1)) AS M_SPEC2
-         FROM Z_CFG ZC
-             INNER JOIN T_PART_ESTIMATE TE
-         ON ZC.OBJECT_NO = TE.OBJECT_NO
-             AND ZC.PLAN_NO  = TE.PLAN_NO
-             AND ZC.P_ITEM_ID = TE.ITEM_ID
+             AND TRI.ROOF_ITEM_NO = (ZC.ROOF_ITEM_NO + 1)
+             ) AS M_SPEC2
+         FROM
+             Z_CFG ZC
+             INNER JOIN T_PART_ESTIMATE TE ON ZC.OBJECT_NO = TE.OBJECT_NO
+             AND ZC.PLAN_NO = TE.PLAN_NO
+             AND 0 < CAST(TE.SPECIFICATION AS FLOAT)
+             AND TE.ITEM_ID IN (ZC.P_ITEM_ID, ZC.PC_ITEM_ID, ZC.QCAST_CUST_PRD_ID)
              ),
              X AS (
          SELECT
              Y.M_ITEM_ID,
              Y.M_SPEC,
              (Y.M_AMT2 - Y.M_AMT) AS M_CNT,
-             ROUND((Y.M_AMT  * CAST(ISNULL(Y.M_SPEC, 0) AS FLOAT) / 1000), 4) AS M_VOL,
-             ROUND((Y.M_AMT2 * CAST(ISNULL(Y.M_SPEC, 0) AS FLOAT) / 1000), 4) AS M_VOL2,
-             ROUND(((Y.M_AMT2 - Y.M_AMT) * CAST(ISNULL(Y.M_SPEC, 0) AS FLOAT) / 1000), 4) AS R_VOL,
+             ROUND((Y.M_AMT * CAST(ISNULL(Y.M_SPEC, 0) AS FLOAT) / 1000), 4) AS M_VOL,
+             ROUND(
+             (Y.M_AMT2 * CAST(ISNULL(Y.M_SPEC, 0) AS FLOAT) / 1000),
+             4
+             ) AS M_VOL2,
+             ROUND(
+             (
+             (Y.M_AMT2 - Y.M_AMT) * CAST(ISNULL(Y.M_SPEC, 0) AS FLOAT) / 1000
+             ),
+             4
+             ) AS R_VOL,
              CASE
-             WHEN Y.M_AMT < Y.M_AMT2
-             THEN ROUND((Y.M_AMT * CAST(ISNULL(Y.M_SPEC, 0) AS FLOAT) / 1000), 4)
-             ELSE
-             ROUND((Y.M_AMT2 * CAST(ISNULL(Y.M_SPEC, 0) AS FLOAT) / 1000), 4)
+             WHEN Y.M_AMT < Y.M_AMT2 THEN ROUND((Y.M_AMT * CAST(ISNULL(Y.M_SPEC, 0) AS FLOAT) / 1000), 4)
+             ELSE ROUND(
+             (Y.M_AMT2 * CAST(ISNULL(Y.M_SPEC, 0) AS FLOAT) / 1000),
+             4
+             )
              END AS M_VOL_KW,
              ROUND((Y.P_AMT * CAST(ISNULL(Y.P_SPEC, 0) AS FLOAT) / 1000), 4) AS PC_VOL_KW,
              CASE
-             WHEN 0 < (Y.M_AMT2 - Y.M_AMT)
-             THEN ROUND(((Y.M_AMT2 - Y.M_AMT) * CAST(ISNULL(Y.M_SPEC2, 0) AS FLOAT) / 1000), 4)
+             WHEN 0 < (Y.M_AMT2 - Y.M_AMT) THEN ROUND(
+             (
+             (Y.M_AMT2 - Y.M_AMT) * CAST(ISNULL(Y.M_SPEC2, 0) AS FLOAT) / 1000
+             ),
+             4
+             )
              ELSE 0
              END AS M_VOL_KW2
-         FROM Y
+         FROM
+             Y
              )
         SELECT
             SUM(
@@ -474,7 +506,8 @@
                         ELSE 0
                         END
             ) AS CERT_VOL_KW
-        FROM X;
+        FROM
+            X;
         ]]>
 
     </select>