High Performance Thermal Windows

IDEAL ClimaPlus and ClimaShield windows are built to perform in every season. We design each glass system for maximum energy efficiency, insulation and durability and add in advanced features to make your home more comfortable, beautiful and protected.

Bright bedroom with large windows, a wooden bed with white bedding and blue accents, a beige armchair, soft gray carpet, and a fluffy white rug. The room overlooks a green backyard and has simple, modern decor.

With IDEAL Window Systems, you get:

  • Effortless cleaning with ClimaClean™ glass technology
  • Maximized comfort and light by blocking solar heat while letting in natural light
  • Long-term thermal stability thanks to dual-seal spacer systems (C5 Ultra or CSUltra)
  • Durable, leak-resistant frames with strong, fusion-welded construction
  • Modern curb appeal with sleek design and more visible glass
  • Superior water protection through built-in screen track drainage
  • UV protection and temperature control with ClimaShield blocking up to 95% of harmful rays

IDEAL Window Systems

Package

Glass System

Features

Best For

Benefits

Package

A green check mark inside a partially complete black circle on a light gray background, symbolizing correctness, completion, or approval.

ClimaPlus

Glass System

12-layer, Argon-filled

Features

  • BioFoam: No
  • U-Factor: 0.27
  • SHGC: 0.21
  • VT: 0.49
  • CR: 60
  • ENERGY STAR V6 Certified

Best For

  • Moderate climates
  • Energy-conscious homes
  • Sun-exposed areas

Benefits

  • Strong insulation
  • Blocks solar heat
  • Balanced natural light
  • Resists condensation
  • ENERGY STAR certified

Package

A green check mark inside a partially complete black circle on a light gray background, symbolizing correctness, completion, or approval.

ClimaShield

Glass System

14-layer, Argon-filled

Features

  • BioFoam: Yes — Foam insulated
  • U-Factor: 0.22
  • SHGC: 0.20
  • VT: 0.48
  • CR: 49
  • ENERGY STAR V7 Certified

Best For

  • Extreme temperatures
  • Hot climates
  • Homes needing maximum energy efficiency

Benefits

  • Superior insulation
  • Strong solar heat blocking
  • Moderate natural light
  • Moderate condensation resistance
  • ENERGY STAR certified

Window Glossary

We have provided a glossary of window-related terms to help you better understand the table above.

A green check mark inside a partially complete black circle on a light gray background, symbolizing correctness, completion, or approval.

U-Factor

Measures how well a window insulates on a scale of 0.20 to 1.20. The lower the number the better the window insulates.

A green check mark inside a partially complete black circle on a light gray background, symbolizing correctness, completion, or approval.

SHGC (Solar Heat Gain Coefficient)

Measures how much solar heat from sunlight passes through windows and into your home. Scale is 0 to 1. The lower the number the less solar heat is transmitted.

A green check mark inside a partially complete black circle on a light gray background, symbolizing correctness, completion, or approval.

VT (Visible Transmittance)

Shows how much natural light passes through a window. The scale is 0 to 1. The higher the number the more light is transmitted.

A green check mark inside a partially complete black circle on a light gray background, symbolizing correctness, completion, or approval.

CR (Condensation Resistance)

Indicates how well a window resists forming condensation on the interior surface. The scale is 1 to 100, with higher numbers equaling better resistance.

New Windows: Step by Step

Step 1

Enter Your Info

Fill out our quick online form with: your name, email and property address. We will get back to you to set up a time to visit and assess your needs.

Step 2

Get Your Estimate

We’ll send you a detailed estimate directly to your inbox with window package options and pricing, features and warranty details.

Step 3

Select Your Package & Style

Review your options side by side. Choose the package that fits your home and budget. Pick your glass type, frame color and finishing details.

Step 4

Confirm & Purchase

Confirm your selection, sign the purchase and installation agreement and submit payment securely or apply for convenient financing.

Transform Your Home

Contact Ideal Windows & Doors to schedule a free consultation and estimate.