diff --git a/txpool/config.go b/txpool/config.go
index dc94f2fc8..9c64f7769 100644
--- a/txpool/config.go
+++ b/txpool/config.go
@@ -5,9 +5,11 @@ import (
 )
 
 type Config struct {
-	MaxSize           int        `toml:"max_size"`
-	Fee               *FeeConfig `toml:"fee"`
-	ConsumptionBlocks uint32     `toml:"-"` // Private configs
+	MaxSize int        `toml:"max_size"`
+	Fee     *FeeConfig `toml:"fee"`
+
+	// Private configs
+	ConsumptionWindow uint32 `toml:"-"`
 }
 
 type FeeConfig struct {
@@ -20,7 +22,7 @@ func DefaultConfig() *Config {
 	return &Config{
 		MaxSize:           1000,
 		Fee:               DefaultFeeConfig(),
-		ConsumptionBlocks: 8640,
+		ConsumptionWindow: 8640,
 	}
 }
 
diff --git a/txpool/txpool.go b/txpool/txpool.go
index 687359e7b..5c1dd02bb 100644
--- a/txpool/txpool.go
+++ b/txpool/txpool.go
@@ -30,6 +30,8 @@ type txPool struct {
 	logger         *logger.SubLogger
 }
 
+// NewTxPool constructs a new transaction pool with various sub-pools for different transaction types.
+// The transaction pool also maintains a consumption map for tracking byte usage per address.
 func NewTxPool(conf *Config, storeReader store.Reader, broadcastCh chan message.Message) TxPool {
 	pools := make(map[payload.Type]pool)
 	pools[payload.TypeTransfer] = newPool(conf.transferPoolSize(), conf.minFee())
@@ -51,6 +53,8 @@ func NewTxPool(conf *Config, storeReader store.Reader, broadcastCh chan message.
 	return pool
 }
 
+// SetNewSandboxAndRecheck updates the sandbox and rechecks all transactions,
+// removing expired or invalid ones.
 func (p *txPool) SetNewSandboxAndRecheck(sb sandbox.Sandbox) {
 	p.lk.Lock()
 	defer p.lk.Unlock()
@@ -161,14 +165,14 @@ func (p *txPool) handleIncreaseConsumption(trx *tx.Tx) {
 }
 
 func (p *txPool) handleDecreaseConsumption(height uint32) error {
-	// If height is less than or equal to ConsumptionBlocks, nothing to do
-	if height <= p.config.ConsumptionBlocks {
+	// If height is less than or equal to ConsumptionWindow, nothing to do.
+	if height <= p.config.ConsumptionWindow {
 		return nil
 	}
 
-	// Calculate the height of the old block based on ConsumptionBlocks
-	oldConsumptionHeight := height - p.config.ConsumptionBlocks
-	committedBlock, err := p.strReader.Block(oldConsumptionHeight)
+	// Calculate the block height that has passed out of the consumption window.
+	windowedBlockHeight := height - p.config.ConsumptionWindow
+	committedBlock, err := p.strReader.Block(windowedBlockHeight)
 	if err != nil {
 		return err
 	}
diff --git a/txpool/txpool_test.go b/txpool/txpool_test.go
index 9f734eef6..452e31c06 100644
--- a/txpool/txpool_test.go
+++ b/txpool/txpool_test.go
@@ -31,7 +31,7 @@ type testData struct {
 func testConfig() *Config {
 	return &Config{
 		MaxSize:           10,
-		ConsumptionBlocks: 3,
+		ConsumptionWindow: 3,
 		Fee: &FeeConfig{
 			FixedFee:   0.000001,
 			DailyLimit: 280,