Tamarack Technologies
Tamarack Technologies is a privately held Massachusetts manufacturer (founded 1993) of residential ventilation and air-sealing products — including whole-house fans with patented self-sealing insulated doors, backdraft dampers, transfer grilles, and the Battic Door line of fireplace plugs and attic stair covers — selling direct-to-consumer, through an installer network, and via dealers to US/Canadian homeowners, contractors, and weatherization programs.
- Company typePrivate
- Founded1993
- HeadquartersWest Wareham, United States
- Headcount11–50
- GTM typeB2C
- OfferingHardware or Manufacturing
Tamarack Technologies firmographics
Firmographics- Name
- Tamarack Technologies
- Legal name
- Tamarack Technologies, Inc.
- Website
- https://tamtech.com
- Company type
- Private
- Founded year
- 1993
- Operating status
- Operating
- Headcount range
- 11–50 employees
- Short description
- Tamarack Technologies is a privately held Massachusetts manufacturer (founded 1993) of residential ventilation and air-sealing products — including whole-house fans with patented self-sealing insulated doors, backdraft dampers, transfer grilles, and the Battic Door line of fireplace plugs and attic stair covers — selling direct-to-consumer, through an installer network, and via dealers to US/Canadian homeowners, contractors, and weatherization programs.
- Ownership category
- akta.pro rank
Tamarack Technologies industry classification
Industry- Product category
- Residential ventilation equipment
- NAICS
- Industrial and Commercial Fan and Blower and Air Purification Equipment Manufacturing (333413), Air-Conditioning and Warm Air Heating Equipment and Commercial and Industrial Refrigeration Equipment Manufacturing (333415)
- SIC
- Industrial & Commercial Fans & Blowers & Air Purifing Equip (3564), Electric Housewares & Fans (3634)
- akta.pro primary industry
- Fans, Blowers & Ventilation Units (Supply/Exhaust/Inline) (IMADANAB)
- akta.pro secondary industry
- Dampers, Louvers & Ventilation Controls (IMADANAD)
Keywords
Where Tamarack Technologies is headquartered
LocationHeadquarters
- HQ city
- West Wareham
- HQ country
- United States
- HQ region
- North America
Markets served
Tamarack Technologies business model
Business model- GTM type
- B2C
- Offering type
- Hardware or Manufacturing
- Cost components
- Supply Chain, Operations, Personnel, Technology or R&D, Marketing or Sales, Infrastructure
Revenue model
- Direct-to-Consumer Hardware Sales: Primary revenue stream. One-time purchase of whole house fans, transfer grilles, backdraft dampers, fireplace plugs, attic stair covers, and accessories sold direct via tamtech.com storefront and phone orders. Customers pay freight pre-paid; 30-day refund policy on unopened merchandise; 30% re-stocking fee on opened/used items.
- Extended Warranty Sales: 3-year extended warranty for parts and labor offered on HV1000, HV1600, HV3400, and all Infinity fans. Must be purchased at the time of original sale. Excludes labor for removal/installation and shipping.
- Out-of-Warranty Repair Services: Flat-fee repair service for HV1000, HV1600, HV3400, and all Infinity fans up to 8 years in service. Covers all components except housings. Pricing is quote-based (call for pricing).
- Distributor / Dealer Wholesale: Sales through dealer/distributor channel for products not purchased direct. Distributors handle their own return/resolution processes; contractor discounts available on select products such as Battic Door whole house fan covers.
Pricing tiers
| Model | Billing | Price |
|---|---|---|
| Unit Pricing | One time/ perpetual license | Battic Door Fireplace Plug / Draftstopper |
| Unit Pricing | One time/ perpetual license | Battic Door Attic Stair Cover |
| Unit Pricing | One time/ perpetual license | Battic Door Attic Fan Seal Kit |
| Unit Pricing | One time/ perpetual license | Battic Door Clothes Dryer Vent Seal |
| Other | Pay-as-you-go | Extended Warranty (HV1000, HV1600, HV3400, Infinity fans) |
| Other | Pay-as-you-go | Out-of-Warranty Flat-Fee Repair |
Go-to-market motion1 record
Distribution channels5 records
Marketing channels8 records
Tamarack Technologies product offering
Product offeringCore offering
Tamarack Technologies manufactures and sells residential ventilation and air-sealing hardware directly to US homeowners and through its installer and distributor network. Core offerings include whole-house fans (HV series, Infinity smart line, HV3400 Ghost Wi-Fi), Cape Backdraft Dampers, Return Air Pathways/transfer grilles, and Battic Door energy-conservation accessories (fireplace draftstoppers, attic stair covers, whole-house fan covers). Products are made in the USA at the company's West Wareham, MA facility and have been in continuous production since 1993.
Product overview
Tamarack Technologies, Inc. (also operating as Tamarack Ventilation and the Battic Door brand) is a Massachusetts-based manufacturer of residential ventilation and air-sealing products, built around a portfolio of core product lines rather than a single unified platform. The portfolio centers on three interrelated categories: (1) Whole House Fans (HV series including HV1000, HV1600, HV3400, HV3400 Ghost Wi-Fi, HV4800, HV5500G Blizzard, HV5800M Cyclone, plus the Infinity iFan and Infinity series INF2200/INF11100, and the TC1000-H for homes without attics) that provide whole-home alternative cooling; (2) passive air-balancing products — Cape Backdraft Dampers, Return Air Pathways / Transfer Grilles, and The Perfect Balance in-door transfer grille — that condition how air moves through ducts and rooms; and (3) energy-conservation / weatherization accessories sold under the Battic Door brand, including the Fireplace Plug/Draftstopper, Attic Stair Cover, Whole House Fan Cover, Shutter Seal, Dragon Garage Fans, and CapeBreez filtering window fan. The whole-house-fan and damper/RAP lines form the active and passive halves of Tamarack's ventilation solution, while the Battic Door accessories target the air-leakage sources (attic stairs, fireplaces, dryer vents) that complement the active fans. Tamarack also resells Delta Breez and Panasonic bathroom fans and ERVs.
Differentiator
Problem solved
Functional benefit
Brands
- Battic Door (Battic Door Energy Conservation Products): Energy conservation product line sold through tamtech.com including attic stair covers, fireplace draftstoppers/plugs, whole house fan covers, and dryer vent seals. President Mark D. Tyrol and associated Mansfield, MA and PO Box 15 Mansfield, MA 02048-0015 address.
Products and services
- Tamarack Whole House Fans (HV Series) Line of whole-house fans (HV1000, HV1600, HV3400, HV4800, HV5500G Blizzard, HV5800M Cyclone) that pull fresh outside air through open windows to exhaust stale indoor air through the attic, serving as an energy-efficient alternative to air conditioning for US homeowners.
- Infinity iFan First 'intelligent' whole-house fan that can be remotely controlled via iPhone or Android smartphone; refreshes indoor air without requiring open windows and exchanges up to 2,200 CFM, suitable for 1,000–1,500 sq ft homes.
- HV3400 Ghost Whole House Fan (Wi-Fi) Wi-Fi-enabled whole-house fan with a smartphone app that integrates with Amazon Alexa and Google Home for voice control; designed for attic installation by a DIY homeowner and awarded the HOBI Award for Best Green Feature.
- Cape Backdraft Dampers Passive one-way fabric backdraft dampers (4-in. and 6-in. sizes) that open in the direction of airflow and close when air moves opposite; used in dryer vents, range hoods, bathroom fan exhausts, and ERVs to prevent outside air infiltration.
- Return Air Pathways (RAPs) / Transfer Grilles Door- and wall-mounted transfer grilles that allow conditioned air to move between rooms and back to the air handler, eliminating hot and cold spots; feature a special core that reduces light and sound transfer between rooms.
- The Perfect Balance In-Door Return Air Pathway Transfer grille designed to fit in the door, commonly used in bathroom and mechanical-room doors to provide makeup air when the exhaust fan is running, reducing moisture, mold, and mildew buildup.
- Battic Door Fireplace Plug / Fireplace Draftstopper Inflatable urethane flue plug that blocks airflow through a chimney, sold in two sizes (rectangular and round); made in the USA, helps stop air leaks and pollutants entering the home through the fireplace.
- Battic Door Attic Stair Cover R-50 insulated cover that seals attic stair/pull-down openings to prevent air leakage between conditioned living space and unconditioned attic, reducing heat loss and moisture migration that can cause attic mold.
- Battic Door Whole House Fan Cover and Shutter Seal Insulated covers with foam pads and Velcro trim-to-fit kits that seal a whole-house fan opening in the off-season to prevent heat loss and air leakage to the attic.
- Dragon Garage Fans Garage ventilation fans that exhaust automotive chemical fumes and other toxic buildup from attached garages so they do not seep into living quarters.
- CapeBreez Filtering Window Fan Window fan with a powerful MERV filter that ventilates bedroom and living spaces while preventing outdoor allergens from entering the home; marketed as suitable for nurseries and asthma/allergy sufferers.
- Sunroom Fans Fans designed specifically for sunroom ventilation.
- Out-of-Warranty Flat-Fee Fan Repair Service Flat-fee out-of-warranty repair service for HV1000, HV1600, HV3400, and Infinity fans up to 8 years in service, covering all components except housings; quote-based pricing available by phone.
Quantifiable outcome
- Up to 90% reduction in A/C costs (company claim)
- +3 more outcomes
Companies that use Tamarack Technologies
Customer profileNamed customers5 records
Segments4 records
Ideal customer profiles3 records
Tamarack Technologies technology and API
TechnologyTechnology focussed No
API detail
- Has API
- No
- API docs
- API detail
Core technology
AI maturity
App detail
Integration2 records
Feature7 records
Tamarack Technologies partnerships and signals
Strategic signalScale indicators7 records
Recent moves5 records
Expansion highlights5 records
Tamarack Technologies competitors and assessment
Company assessmentDirect peers
- Zehnder Group: Premium residential/commercial ventilation manufacturer of ERVs, HRVs, and heat-recovery systems. Referenced in Tamarack's ProHOME case study (Cape Backdraft Dampers installed on Zehnder ERV ducts). Comparable in energy-efficient residential ventilation and high-performance specifications.
- Whole House Fan Company: Direct competitor selling residential whole-house fans across multiple CFM sizes, with a focus on energy-efficient attic cooling. Overlaps Tamarack on core product, target homeowner, and distribution approach (direct + installer network).
- Quiet Cool Fans: Direct competitor named in Tamarack's own materials (CEC settlement reference). Manufactures whole-house fans for residential cooling with overlapping CFM ranges, attic-mount designs, and direct-to-consumer / installer-channel distribution.
- AirScape: Whole-house fan specialist offering ducted and non-ducted residential fans with insulated doors. Comparable product category, similar performance claims, and overlapping direct-to-consumer and installer distribution in the US residential market.
Regional players
- RenewAire: Energy-recovery ventilator manufacturer focused on residential and light-commercial IAQ. Comparable on whole-home fresh-air ventilation value proposition and overlapping specifier/contractor channels in the US market.
Broad incumbents
- Fantech: Residential and light-commercial ventilation brand offering inline fans, duct fans, HRVs/ERVs, and accessories. Comparable on duct-mounted ventilation and backdraft/IAQ categories; broader geographic distribution.
- Broan-NuTone: Major residential ventilation incumbent with broad portfolios in bath fans, range hoods, ERVs/HRVs, and indoor air quality. Overlaps Tamarack on bathroom/exhaust fans and whole-home ventilation categories but operates at much larger scale with broad big-box distribution.
- Panasonic Eco Solutions (Panasonic Home & Living): Major residential ventilation brand whose WhisperCeiling bath fans and ERVs are even resold through Tamarack's storefront. Comparable on bath/ERV/IAQ product categories; competes with Tamarack's damper and weatherization accessory sales.
- Delta Breez (Delta Electronics): Bathroom and inline ventilation fan brand also resold by Tamarack. Overlaps on residential exhaust fan SKUs, energy-efficient DC motor positioning, and direct-to-trade distribution.
Emerging players
- Big Ass Fans: Premium fan brand extending from commercial HVLS into residential and light-commercial ventilation and air-quality products. Comparable on premium positioning and connected/smart fan features, though its core ceiling-fan focus differs from Tamarack's whole-house cooling niche.
Market position
Strengths5 records
Weaknesses5 records
Competitive moat5 records
Key risks6 records
Key highlights7 records
Customer concentration
Tamarack Technologies social profiles
Digital presenceTamarack Technologies compliance and trust
Trust signalCompliance4 records
Tamarack Technologies financial estimates
Financial estimateRevenue estimate
Valuation estimate
Tamarack Technologies leadership team
Management profileNumber of profiles
Profiles4 records
Tamarack Technologies subsidiaries and ownership
Company hierarchySubsidiaries1 record
Tamarack Technologies funding detail
Funding detailFunding overview
Funding rounds
Investors
Funding detail is available on the Subscription and Enterprise plan.Contact sales →
Tamarack Technologies M&A and investment
M&A and investmentM&A
Investments
M&A and investment is available on the Subscription and Enterprise plan.Contact sales →
Frequently asked questions about Tamarack Technologies
What does Tamarack Technologies do?
Tamarack Technologies manufactures and sells residential ventilation and air-sealing hardware directly to US homeowners and through its installer and distributor network. Core offerings include whole-house fans (HV series, Infinity smart line, HV3400 Ghost Wi-Fi), Cape Backdraft Dampers, Return Air Pathways/transfer grilles, and Battic Door energy-conservation accessories (fireplace draftstoppers, attic stair covers, whole-house fan covers). Products are made in the USA at the company's West Wareham, MA facility and have been in continuous production since 1993.
Is Tamarack Technologies a public or private company?
Tamarack Technologies is a private company. It is classified as founder individual operated bootstrapped and is currently operating.
When was Tamarack Technologies founded?
Tamarack Technologies was founded in 1993. It employs 11 to 50 people.
Where is Tamarack Technologies based?
Tamarack Technologies is headquartered in West Wareham, United States, in the North America region.
How does Tamarack Technologies make money?
Four revenue lines are on record. Direct-to-Consumer Hardware Sales are the primary driver. The others are extended Warranty Sales, out-of-Warranty Repair Services and distributor / Dealer Wholesale.
Who are Tamarack Technologies's main competitors?
Direct peers on record are Zehnder Group, Whole House Fan Company, Quiet Cool Fans and AirScape. RenewAire is listed as a regional player. Broad incumbents are Fantech, Broan-NuTone, Panasonic Eco Solutions (Panasonic Home & Living) and Delta Breez (Delta Electronics). Big Ass Fans is listed as an emerging player.
Does Tamarack Technologies have an API?
No public API is recorded for Tamarack Technologies.
What industry is Tamarack Technologies in?
Tamarack Technologies's product category is Residential ventilation equipment. Its primary akta.pro industry code is IMADANAB, Fans, Blowers & Ventilation Units (Supply/Exhaust/Inline), with a secondary code of IMADANAD, Dampers, Louvers & Ventilation Controls. Its NAICS code is 333413 and its SIC code is 3564.