Alpha - 25 Gallon RV Holding Tank - 78" x 9.5" x 10.5" - 924BLANK - OEM Grade Black Water Tank

Alpha - 25 Gallon RV Holding Tank - 78" x 9.5" x 10.5" - 924BLANK - OEM Grade Black Water Tank
✓ ElkhartRVParts.com - The Only Authorized Place for Alpha
✓ 100% Verified Authentic OEM Grade Part
Alpha 25 Gallon RV Holding Tank - 924BLANK
Upgrade your RV's waste management system with the Alpha 924BLANK, a premium 25-gallon holding tank engineered to meet or exceed OEM standards. This rotational molded tank features seamless one-piece construction, superior durability, and leak-tested reliability. With unique ultra-long ultra-narrow dimensions of 78" x 9.5" x 10.5", this tank delivers excellent waste capacity while fitting extremely tight RV compartments with severe width constraints but ample length.
Why Choose the Alpha 924BLANK Holding Tank?
Ultra-Long Ultra-Narrow Design for Extreme Constraints
With an exceptional 78-inch length and ultra-narrow 9.5-inch width, the 924BLANK is the perfect solution for RVs with extreme width limitations but ample undercarriage length. This unique profile maximizes capacity in challenging spaces.
Ideal for Custom Builds and Specialty RVs
The 924BLANK's elongated narrow profile makes it perfect for custom RV builds, bus conversions, and specialty vehicles where standard tank dimensions won't fit.
Rotational Molded One-Piece Construction
Engineered without seams, joints, or weak points, this rotational molded tank delivers superior strength and leak-proof reliability that withstands the rigors of RV travel, movement, vibration, and temperature changes.
OEM Quality Standards
Built to original equipment manufacturer specifications, the 924BLANK meets strict health and safety standards and is individually leak-tested to ensure long-lasting performance.
Technical Specifications
- Part Number: 924BLANK
- Capacity: 25 gallons
- Dimensions: 78" Length x 9.5" Width x 10.5" Height
- Material: Rotational molded polyethylene
- Construction: Seamless one-piece design
- Tank Type: Holding tank (black water)
- SKU: 924BLANK
- Manufacturer: Alpha Systems
- Quality: OEM Grade, individually leak-tested
- Customer Rating: 4.3/5 stars (4 reviews)
Compare Alpha Holding Tanks - Find Your Perfect Size
Not sure if the 924BLANK is the right fit? Compare it with other Alpha holding tanks in the 25-40 gallon range to find the perfect match for your RV's waste management needs and space constraints.
| Model | Capacity | Dimensions (L x W x H) | Best For | View Details |
|---|---|---|---|---|
| 924BLANK | 25 gallons | 78" x 9.5" x 10.5" | Current Product - Ultra-long ultra-narrow | You're here! |
| 264BLANK | 25 gallons | 54.5" x 27.5" x 9" | Shorter, wider, balanced | View → |
| VB24637HL | 40 gallons | 63" x 25" x 7" | More capacity, shorter, wider | View → |
Tip: The 924BLANK's ultra-narrow 9.5-inch width makes it the narrowest 25-gallon tank in the Alpha lineup, perfect for extreme width constraints. If you have more width available, consider the 264BLANK for easier installation.
What's Included
- One (1) Alpha 924BLANK 25 Gallon Holding Tank
- OEM Grade Quality Certification
- Individual Leak Test Verification
- Manufacturer Documentation
Frequently Asked Questions
Will this tank fit my RV?
The 924BLANK is designed for RVs with extreme width constraints but ample undercarriage length. Measure your existing tank compartment (78" x 9.5" x 10.5") and verify drain location before ordering. The 78-inch length requires significant space.
What makes this tank unique?
The 924BLANK's ultra-long ultra-narrow profile (78" x 9.5") is specifically designed for RVs, bus conversions, and custom builds where standard-width tanks won't fit but length is available.
How long will this tank last?
With proper care and maintenance, Alpha holding tanks are built to last for many years, often outlasting the RV itself. The seamless rotational molded construction eliminates common failure points found in welded or multi-piece tanks.
Is this tank leak-tested?
Yes, every Alpha 924BLANK tank is individually leak-tested at the factory to ensure quality and reliability before shipping.
Can I install this tank myself?
While experienced RVers can install holding tanks, we recommend professional installation to ensure proper mounting, plumbing connections, and vent configuration. The 78-inch length requires careful positioning.
Why Buy from Elkhart RV Parts?
- 100% Authentic OEM Parts
- Fast Shipping
- 30-Day Return Policy
- Authorized Alpha Dealer
- Expert Customer Support
Questions? Use our AI Live Chat for expert guidance!
Product Information
Product Information
Shipping & Returns
Shipping & Returns
Description
✓ ElkhartRVParts.com - The Only Authorized Place for Alpha
✓ 100% Verified Authentic OEM Grade Part
Alpha 25 Gallon RV Holding Tank - 924BLANK
Upgrade your RV's waste management system with the Alpha 924BLANK, a premium 25-gallon holding tank engineered to meet or exceed OEM standards. This rotational molded tank features seamless one-piece construction, superior durability, and leak-tested reliability. With unique ultra-long ultra-narrow dimensions of 78" x 9.5" x 10.5", this tank delivers excellent waste capacity while fitting extremely tight RV compartments with severe width constraints but ample length.
Why Choose the Alpha 924BLANK Holding Tank?
Ultra-Long Ultra-Narrow Design for Extreme Constraints
With an exceptional 78-inch length and ultra-narrow 9.5-inch width, the 924BLANK is the perfect solution for RVs with extreme width limitations but ample undercarriage length. This unique profile maximizes capacity in challenging spaces.
Ideal for Custom Builds and Specialty RVs
The 924BLANK's elongated narrow profile makes it perfect for custom RV builds, bus conversions, and specialty vehicles where standard tank dimensions won't fit.
Rotational Molded One-Piece Construction
Engineered without seams, joints, or weak points, this rotational molded tank delivers superior strength and leak-proof reliability that withstands the rigors of RV travel, movement, vibration, and temperature changes.
OEM Quality Standards
Built to original equipment manufacturer specifications, the 924BLANK meets strict health and safety standards and is individually leak-tested to ensure long-lasting performance.
Technical Specifications
- Part Number: 924BLANK
- Capacity: 25 gallons
- Dimensions: 78" Length x 9.5" Width x 10.5" Height
- Material: Rotational molded polyethylene
- Construction: Seamless one-piece design
- Tank Type: Holding tank (black water)
- SKU: 924BLANK
- Manufacturer: Alpha Systems
- Quality: OEM Grade, individually leak-tested
- Customer Rating: 4.3/5 stars (4 reviews)
Compare Alpha Holding Tanks - Find Your Perfect Size
Not sure if the 924BLANK is the right fit? Compare it with other Alpha holding tanks in the 25-40 gallon range to find the perfect match for your RV's waste management needs and space constraints.
| Model | Capacity | Dimensions (L x W x H) | Best For | View Details |
|---|---|---|---|---|
| 924BLANK | 25 gallons | 78" x 9.5" x 10.5" | Current Product - Ultra-long ultra-narrow | You're here! |
| 264BLANK | 25 gallons | 54.5" x 27.5" x 9" | Shorter, wider, balanced | View → |
| VB24637HL | 40 gallons | 63" x 25" x 7" | More capacity, shorter, wider | View → |
Tip: The 924BLANK's ultra-narrow 9.5-inch width makes it the narrowest 25-gallon tank in the Alpha lineup, perfect for extreme width constraints. If you have more width available, consider the 264BLANK for easier installation.
What's Included
- One (1) Alpha 924BLANK 25 Gallon Holding Tank
- OEM Grade Quality Certification
- Individual Leak Test Verification
- Manufacturer Documentation
Frequently Asked Questions
Will this tank fit my RV?
The 924BLANK is designed for RVs with extreme width constraints but ample undercarriage length. Measure your existing tank compartment (78" x 9.5" x 10.5") and verify drain location before ordering. The 78-inch length requires significant space.
What makes this tank unique?
The 924BLANK's ultra-long ultra-narrow profile (78" x 9.5") is specifically designed for RVs, bus conversions, and custom builds where standard-width tanks won't fit but length is available.
How long will this tank last?
With proper care and maintenance, Alpha holding tanks are built to last for many years, often outlasting the RV itself. The seamless rotational molded construction eliminates common failure points found in welded or multi-piece tanks.
Is this tank leak-tested?
Yes, every Alpha 924BLANK tank is individually leak-tested at the factory to ensure quality and reliability before shipping.
Can I install this tank myself?
While experienced RVers can install holding tanks, we recommend professional installation to ensure proper mounting, plumbing connections, and vent configuration. The 78-inch length requires careful positioning.
Why Buy from Elkhart RV Parts?
- 100% Authentic OEM Parts
- Fast Shipping
- 30-Day Return Policy
- Authorized Alpha Dealer
- Expert Customer Support
Questions? Use our AI Live Chat for expert guidance!




















