Materials & Construction
- Carbon steel with exterior red oxide primer; alternative materials available on request.
- Solid internal baffle and raised nameplate.
- Base ring or saddle supports.
Hydronic Buffer Tank
Taco BTH / BTL Chilled & Hot Water Buffer Tanks
BTH / BTL — carbon steel, 125 psi at 375°F standard, 50–3,000 US gallons
Taco BTH / BTL Chilled & Hot Water Buffer Tanks from Taco Comfort Solutions are carbon steel tanks that add fluid volume to hydronic systems and help reduce boiler and chiller short cycling.
Manufactured by
Taco Comfort Solutions
Taco BTH / BTL Chilled & Hot Water Buffer Tanks
Review the confirmed product information, including description, features, benefits, and applications.
Taco BTH / BTL Buffer Tanks add fluid volume and thermal storage to chilled and hot water systems, helping balance system demand with boiler or chiller capacity. When correctly sized, they reduce frequent cycling and support improved equipment operation.
The tanks have carbon steel construction, an exterior red oxide primer finish and a solid internal baffle. Multiple orientations, connection arrangements and insulation options suit different installation requirements.
The standard design rating is 125 psi at 375°F, with higher ratings and custom configurations available.
Capacity & Ratings
- Nominal capacity: 50–3,000 US gallons (approximately 189–11,356 litres); actual volume varies by model.
- Standard design rating: 125 psi at 375°F (approximately 8.6 bar at 191°C).
- Optional ratings: 150 psi (10.3 bar); 400°F or 450°F (204°C or 232°C), subject to factory selection.
- Custom ratings available.
Configuration & Connections
- Vertical or horizontal, with high, low, top or side connections depending on model.
- Flanged or grooved connections from 2" to 12" depending on model; flanges are ANSI Class 150 raised face.
- Threaded option: 2" or 2½" female NPT on 50–350 gallon tanks.
Insulation & Custom Options
- Uninsulated, or ½"–2" Armaflex for chilled water.
- 1"–2" silicone/fibreglass for indoor hot water.
- 2"–3" aluminium-jacketed polyisocyanurate for chilled/hot water; aluminium-jacketed chilled water insulation for outdoor use.
- Custom capacities, materials, connections, insulation and anchor clips for vertical models.
Reduced Short Cycling
Added system volume helps reduce boiler and chiller short cycling.
Less Equipment Wear
Fewer cycles help limit equipment wear and damage linked to frequent cycling.
Thermal Storage
Stored fluid helps meet demand between equipment operating cycles.
Installation Flexibility
Multiple configurations, connections and insulation options suit heating, cooling and site conditions.
Taco BTH / BTL buffer tanks suit hydronic systems where boilers or chillers need additional fluid volume or thermal buffer storage.
Chilled Water Systems
Buffer volume for chilled water hydronic systems.
Hot Water Heating
Thermal storage for hot water hydronic heating systems.
Boiler & Chiller Plants
Boiler and chiller systems that need additional fluid volume or buffer storage.
ASME Section VIII, Div. 1
Designed and constructed to ASME Section VIII, Division 1, with ASME stamping stated.
National Board
National Board registration is stated for the tanks.
ISO 9001
The manufacturer's ISO 9001 quality management certification mark is shown for the product.
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