3 Locations To Serve You Better

West: (416) 298-6874

East: (416) 298-6874


(416) 298-6874





With more power than any tankless water heater in its class, the NR981 series is ideal for mid-size homes with up to 4 showers. Built-in features include safety lock-out, freeze protection, and high elevation adjustment. PVC CANNOT be used for venting.

Home SizeSouthern climate: 3-4 bathrooms
Northern climate: 2 bathrooms
Indoor Unit Dimensions23.6” (H) x 13.8” (W) x 9.4” (D)
Outdoor Unit Dimensions23.6” (H) x 13.8” (W) x 9.4” (D)
Weight54 lbs. (SV and OD), 58 lbs. (DVC)
Gas Consumption
(NG & LP)
Max. 199,900 Btuh – Min. 16,000 Btuh
Capacity Range0.5-9.8 Gal./min.
Energy Factor0.82 (NG), 0.88 (LP)
Thermal Efficiency84%
Temperature Settings100-140° F (in 5° F Intervals) (9 options)
AccessoriesAnchoring Screws, Remote Control & Cord
(SV & OD models only), Power Cord Kit
(SV model only).

We Service the Following Areas

What Our Customers Say

"I just want to say how much I appreciated the prompt service yesterday. Joseph the technician was wonderful. He knew his trade well and he was so polite and pleasant. He did a terrific job, was very thorough and left the furnace and humidifier working in good order. Thanks again."

— Margaret, Scarborough


Memberships & Associations

Licenses & Insurance

Master Heating License, Refrigeration License, Gas Fitters License, $5 M Liability Insurance, Workers Compensation. All employees are Bonded.

Payments Accepted

We accept cash, cheque, & all major credit cards